{"event":"ecommerce_event","event_name":"view_item","event_category":"browse_catalog","ecommerce":{"items":[{"item_id":"BEN55432","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"francesca_piero_della_c_1415_92","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_verification_of_the_true_cross_completed_1464_fresco","item_variant":"undefined"},{"item_id":"CHT210243","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_school_15th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"ms_3480_fol_77_lancelot_crossing_the_sword_bridge_from_the_livre_de_messire_lancelot_du_lac_vellum","item_variant":"undefined"},{"item_id":"BAT235264","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"francesca_piero_della_c_1415_92","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_verification_of_the_true_cross_the_victory_of_heraclius_and_the_execution_of_chosroes_in_628_ad_","item_variant":"undefined"},{"item_id":"CHT166602","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"lavoisier_s_experiment_on_the_reconstruction_of_water_in_1790_c_1860_coloured_engraving","item_variant":"undefined"},{"item_id":"XIR182074","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"bouts_dirck_c_1415_75","item_category5":"balown","item_list_name":"search_results","item_name":"the_justice_of_the_emperor_otto_trial_by_fire_1471_73_oil_on_panel_detail_of_3672","item_variant":"undefined"},{"item_id":"LIP1055158","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"a_thirst_or_sun_dance_by_cree_indians_north_west_canada_engraving","item_variant":"undefined"},{"item_id":"MNS488132","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"titian_tiziano_vecellio_c_1488_1576","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_temptation_of_christ_c_1516_25_oil_on_panel","item_variant":"undefined"},{"item_id":"CH434087","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"gerard_francois_pascal_simon_baron_1770_1837","item_category5":"not_balown","item_list_name":"search_results","item_name":"daniel_proving_susanna_s_innocence_oil_on_canvas","item_variant":"undefined"},{"item_id":"CHT224437","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"scene_from_the_childhood_of_blaise_pascal_1623_62_early_19th_century_engraving_b_w_photo","item_variant":"undefined"},{"item_id":"UIG799526","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"hanifa_rehmat_khan_a_persian_speaking_afghan_refugee_from_kabul_shows_her_registration_card_that_ser","item_variant":"undefined"},{"item_id":"ETE4884500","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"second_world_war_1939_1945_world_war_ii_wwii_or_ww2_white_sands_proving_grounds_new_mexico_usa_may_1","item_variant":"undefined"},{"item_id":"ETE4884522","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"second_world_war_1939_1945_world_war_ii_wwii_or_ww2_white_sands_proving_grounds_new_mexico_usa_may_1","item_variant":"undefined"},{"item_id":"EVB2835202","item_category":"photo","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_romero_shot_was_a_hydrogen_bomb_that_yielded_11_megatons_of_energy_it_was_exploded_on_bikini_a_t","item_variant":"undefined"},{"item_id":"AVE6323694","item_category":"footage","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"united_states_1960s_sign_for_pikes_peak_toll_gate","item_variant":"undefined"},{"item_id":"UIS5060934","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"santos_dumont_airship_no_vi_1901","item_variant":"undefined"},{"item_id":"EVB2947883","item_category":"photo","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"canadian_and_british_observers_illumined_by_both_the_sun_and_an_atomic_blast_of_able_a_1_kiloton_ato","item_variant":"undefined"},{"item_id":"SUN429406","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"hedley_ralph_1848_1913","item_category5":"not_balown","item_list_name":"search_results","item_name":"duty_paid_1896_oil_on_canvas","item_variant":"undefined"},{"item_id":"NWI4954014","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"map_of_mars_planet_with_the_martian_canals_canali_observed_by_giovanni_virginio_schiaparelli_1835_19","item_variant":"undefined"},{"item_id":"BAT235265","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"francesca_piero_della_c_1415_92","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_verification_of_the_true_cross_the_victory_of_heraclius_and_the_execution_of_chosroes_in_628_ad_","item_variant":"undefined"},{"item_id":"ETE4884121","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"second_world_war_1939_1945_world_war_ii_wwii_or_ww2_white_sands_proving_grounds_new_mexico_may_1_194","item_variant":"undefined"},{"item_id":"GBW2606626","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"nuclear_artillery_test_grable_event_part_of_operation_upshot_knothole_a_15_kiloton_test_fired_from_a","item_variant":"undefined"},{"item_id":"GBW2606782","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"nuclear_artillery_test_grable_event_part_of_operation_upshot_knothole_a_15_kiloton_test_fired_from_a","item_variant":"undefined"},{"item_id":"LEE241050","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"francesca_piero_della_c_1415_92","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_verification_of_the_true_cross_c_1452_59_fresco_detail","item_variant":"undefined"},{"item_id":"ETE4884481","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"second_world_war_1939_1945_world_war_ii_wwii_or_ww2_white_sands_proving_grounds_new_mexico_usa_may_1","item_variant":"undefined"},{"item_id":"CHT224438","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"bayard_emile_antoine_1837_91","item_category5":"not_balown","item_list_name":"search_results","item_name":"scene_from_the_childhood_of_blaise_pascal_1623_62_engraving_b_w_photo","item_variant":"undefined"},{"item_id":"MGS373727","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_photographer_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"britain_s_second_atomic_weapon_exploded_15_october_1953_gelatin_silver_print","item_variant":"undefined"},{"item_id":"BL3304885","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"images_of_witchcraft_and_demonology","item_variant":"undefined"},{"item_id":"PIX4646695","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"sally_ride_in_space_shuttle_challenger_sally_ride_in_the_space_shuttle_challenger_sally_k_ride_the_f","item_variant":"undefined"},{"item_id":"UIS5074807","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"leon_foucault_french_physicist_c_1850s","item_variant":"undefined"},{"item_id":"XOS3746304","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_school_16th_century","item_category5":"balown","item_list_name":"search_results","item_name":"moses_and_aaron_before_pharaoh_an_allegory_of_the_dinteville_family_1537_oil_on_wood","item_variant":"undefined"},{"item_id":"LLM3652403","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_photographer_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"proving_a_man_to_be_transparent_b_w_photo","item_variant":"undefined"},{"item_id":"LLJ604681","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"requirements_for_proving_the_death_of_a_stockholder_engraving","item_variant":"undefined"},{"item_id":"LIP1616661","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"canadian_sketches_calgary_to_fort_macleod_engraving","item_variant":"undefined"},{"item_id":"LIP1100906","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_proving_house_birmingham_engraving","item_variant":"undefined"},{"item_id":"LLM6020999","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"robinson_william_heath_1872_1944","item_category5":"not_balown","item_list_name":"search_results","item_name":"proving_that_there_is_room_to_swing_a_cat_litho","item_variant":"undefined"},{"item_id":"AVE6323713","item_category":"footage","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"united_states_1960s_proving_ground_track","item_variant":"undefined"},{"item_id":"DHS212263","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"american_photographer_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"women_working_in_a_bakery_b_w_photo","item_variant":"undefined"},{"item_id":"UIG2621837","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"general_motors_proving_ground_b_w_photo","item_variant":"undefined"},{"item_id":"LIP1102002","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"great_exhibition_of_1851_engraving","item_variant":"undefined"},{"item_id":"AVE6328724","item_category":"footage","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"united_states_1980s_hot_weather_proving_ground","item_variant":"undefined"},{"item_id":"AVE6328715","item_category":"footage","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"united_states_1980s_car_on_proving_ground_track","item_variant":"undefined"},{"item_id":"UIG2604839","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"monks_throws_the_locket_proving_oliver_s_true_identity","item_variant":"undefined"},{"item_id":"AVE6328702","item_category":"footage","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"united_states_1980s_automotive_proving_ground_in_1924","item_variant":"undefined"},{"item_id":"LLM7185796","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_spies_carrying_grapes_proving_the_fertility_of_canaan_chromolitho","item_variant":"undefined"},{"item_id":"AVE6328716","item_category":"footage","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"united_states_1980s_white_car_on_proving_ground_track","item_variant":"undefined"},{"item_id":"EHT3577088","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"millbrook_proving_ground_bedfordshire_uk_b_w_photo","item_variant":"undefined"},{"item_id":"AVE6328748","item_category":"footage","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"united_states_1980s_white_car_on_proving_ground_track","item_variant":"undefined"},{"item_id":"AVE6323693","item_category":"footage","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"united_states_1960s_cars_test_driven_on_proving_ground_track","item_variant":"undefined"},{"item_id":"AVE6323719","item_category":"footage","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"united_states_1960s_car_drives_into_guard_rail","item_variant":"undefined"},{"item_id":"STC386242","item_category":"illustration","item_category2":"undetermined_copyright","item_category3":"standard","item_category4":"english_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"peter_bartholomew_going_through_the_ordeal_of_fire_colour_litho","item_variant":"undefined"},{"item_id":"LLM5229146","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"pepin_the_short_king_of_the_franks_proving_his_stature_is_no_impediment_on_his_ability_to_rule_by_ki","item_variant":"undefined"},{"item_id":"AVE6323716","item_category":"footage","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"united_states_1960s_vehicles_crash_into_guard_rails_on_proving_ground_track","item_variant":"undefined"},{"item_id":"AVE6323704","item_category":"footage","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"united_states_1960s_engineers_work_at_drawings_together","item_variant":"undefined"},{"item_id":"AVE6323695","item_category":"footage","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"united_states_1960s_engineers_collect_data_on_cars_at_proving_ground_site","item_variant":"undefined"},{"item_id":"AVE6323692","item_category":"footage","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"united_states_1960s_car_part_testing_in_lab","item_variant":"undefined"},{"item_id":"UIG1582798","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"general_motors_proving_ground_detroit_michigan_may_1964_b_w_photo","item_variant":"undefined"},{"item_id":"SZT2990119","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"rehearsals_for_a_concert_of_the_armed_forces_on_the_proving_grounds_at_doeberitz_1937_b_w_photo","item_variant":"undefined"},{"item_id":"SZT2990118","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"rehearsals_for_a_concert_of_the_armed_forces_on_the_proving_grounds_at_doeberitz_1937_b_w_photo","item_variant":"undefined"},{"item_id":"LLM6013410","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"wood_engraving_tools_and_processes_litho","item_variant":"undefined"},{"item_id":"EVB2930710","item_category":"photo","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"cheyenne_sun_dance_young_bucks_proving_their_endurance_by_self_torture_wood_engraving_1875","item_variant":"undefined"},{"item_id":"LIP1059350","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"corbould_alfred_chantrey_1852_1920","item_category5":"not_balown","item_list_name":"search_results","item_name":"home_for_lost_and_starving_dogs_battersea_engraving","item_variant":"undefined"},{"item_id":"IL3037751","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"robinson_thomas_heath_1869_1954","item_category5":"not_balown","item_list_name":"search_results","item_name":"franklin_proving_lightning_and_electrical_phenomenom_illustration_from_cassell_s_romance_of_famous_l","item_variant":"undefined"},{"item_id":"REU8065901","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"joe_giza","item_category5":"not_balown","item_list_name":"search_results","item_name":"privates_talk_to_press_on_army_sex_scandal_at_aberdeen_proving_grounds_1997_03_11_photo","item_variant":"undefined"},{"item_id":"REU8581137","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"brendan_mcdermid","item_category5":"not_balown","item_list_name":"search_results","item_name":"anti_war_protesters_try_to_gain_access_to_the_aberdeen_proving_grounds_2003_02_23_photo","item_variant":"undefined"},{"item_id":"LLM3642087","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_photographer_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"firing_a_krupp_gun_to_test_it_b_w_photo","item_variant":"undefined"},{"item_id":"GLH3961704","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"tavernier_jules_1844_89","item_category5":"not_balown","item_list_name":"search_results","item_name":"indian_sun_dance_young_bucks_proving_their_endurance_by_self_torture_harper_s_weekly_january_2_1875","item_variant":"undefined"},{"item_id":"BL3295363","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_prince_less_favoured_by_his_father_than_his_brothers_proving_his_superiority_in_battle_shahm_muz","item_variant":"undefined"},{"item_id":"DCO8772749","item_category":"photo","item_category2":"in_copyright","item_category3":"premium","item_category4":"conger_dean","item_category5":"not_balown","item_list_name":"search_results","item_name":"youths_hide_pain_proving_courage_by_searing_skin_with_burning_wood_mindanao_isl_ph_1970s_photo","item_variant":"undefined"},{"item_id":"REU7552639","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"peter_andrews","item_category5":"not_balown","item_list_name":"search_results","item_name":"proving_that_capitalists_that_have_a_sense_of_humour_too_jonathan_oppenheimer_of_the_south_african_1","item_variant":"undefined"},{"item_id":"EVB2947916","item_category":"photo","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"soldiers_pose_below_an_atomic_cloud_at_the_nevada_proving_ground_soldiers_conducted_maneuvers_in_the","item_variant":"undefined"},{"item_id":"REU8592855","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"brendan_mcdermid","item_category5":"not_balown","item_list_name":"search_results","item_name":"british_member_of_parliament_speaks_after_trying_to_gain_access_to_the_aberdeen_proving_grounds_2003","item_variant":"undefined"},{"item_id":"REU7552648","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"peter_andrews","item_category5":"not_balown","item_list_name":"search_results","item_name":"proving_that_capitalists_have_a_sense_of_humour_too_jonathan_oppenheimer_of_the_south_african_base_1","item_variant":"undefined"},{"item_id":"NWI4900256","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"inca_crane_proving_the_practice_of_surgical_operation_on_the_human_brain_during_prehistory_in_peru_c","item_variant":"undefined"},{"item_id":"LIP1046179","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"corbould_alfred_chantrey_1852_1920","item_category5":"not_balown","item_list_name":"search_results","item_name":"at_the_dairy_show_islington_engraving","item_variant":"undefined"},{"item_id":"EVB2947894","item_category":"photo","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"military_and_atomic_energy_commission_personnel_viewing_the_detonation_of_project_open_shot_nevada_o","item_variant":"undefined"},{"item_id":"EVB2947927","item_category":"photo","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"vips_view_the_dog_shot_an_81_kiloton_atomic_detonation_wearing_safety_goggles_they_are_sitting_on_ad","item_variant":"undefined"},{"item_id":"STC306652","item_category":"illustration","item_category2":"undetermined_copyright_usa","item_category3":"standard","item_category4":"dovaston_margaret_1884_1954","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_judgement_of_the_nine_ploughshares_illustration_from_the_history_of_the_nation_litho","item_variant":"undefined"},{"item_id":"DGA910292","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"proving_of_the_cross_detail_from_retable_of_saint_helena_by_master_of_ozieri_16th_century_parish_chu","item_variant":"undefined"},{"item_id":"EVB2947938","item_category":"photo","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_mike_shot_was_the_first_thermonuclear_test_nov_1_1952_the_hydrogen_bomb_was_part_of_operation_iv","item_variant":"undefined"},{"item_id":"EVB2947905","item_category":"photo","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"exercise_desert_rock_nov_1_1951_men_of_the_u_s_army_11th_airborne_division_watch_a_plume_of_radio_ac","item_variant":"undefined"},{"item_id":"CKM3858835","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"janet_m_cook","item_category5":"not_balown","item_list_name":"search_results","item_name":"photographer_takes_a_shot_of_private_area_through_the_space_in_a_barrier","item_variant":"undefined"},{"item_id":"LLM5221749","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"iron_and_steel_engraving","item_variant":"undefined"},{"item_id":"EVB2924847","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"lester_p_barlow_supervising_the_set_up_of_his_glmite_bomb_he_is_preparing_for_a_test_at_aberdeen_pro","item_variant":"undefined"},{"item_id":"UIG540271","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"franklin_s_kite_experiment_c1752_benjamin_franklin_1706_1790_american_scientist_statesman_diplomat_a","item_variant":"undefined"},{"item_id":"UIG540940","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"killing_birds_of_paradise_new_guinea_1908_print","item_variant":"undefined"},{"item_id":"LIP1594364","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_science_of_gunnery_as_applied_to_the_military_and_sporting_arms_of_england_france_belgium_austri","item_variant":"undefined"},{"item_id":"UTD2870883","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"senta_the_dog_proving_its_great_cahracteristics_for_the_military_power_of_observation_rapidity_and_s","item_variant":"undefined"},{"item_id":"XJF488980","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_17th_century","item_category5":"balown","item_list_name":"search_results","item_name":"seven_arguements_plainly_proving_that_papists_are_trayterous_subjects_to_all_true_christian_princes_","item_variant":"undefined"},{"item_id":"SJB7288507","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"kristoffersson","item_category5":"not_balown","item_list_name":"search_results","item_name":"a_young_woman_is_proving_to_be_both_atletic_and_creative_when_hanging_by_her_knees_on_an_open_door_s","item_variant":"undefined"},{"item_id":"BAL143070","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"captain_clive_dixon_fl_1900","item_category5":"not_balown","item_list_name":"search_results","item_name":"defence_commanders_proving_that_the_two_6_3_inch_howlitzers_are_absolutely_necessary_in_his_particul","item_variant":"undefined"}]}}

{"event":"custom_event","event_name":"view_search_result","event_category":"browse_catalog","keyword":"Proving","search_type":"standard","search_bridgeman_artists":"false","search_mode":"automatic","search_zero_result":"false","search_results":335,"search_results_page_number":1}