{"event":"ecommerce_event","event_name":"view_item","event_category":"browse_catalog","ecommerce":{"items":[{"item_id":"CHT237241","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"stodart_george_j_d_1884","item_category5":"not_balown","item_list_name":"search_results","item_name":"james_clerk_maxwell_1831_79_engraving_b_w_photo","item_variant":"undefined"},{"item_id":"DGC2636876","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"portrait_of_nikola_tesla_holding_a_light_bulb_illuminated_by_the_electromagnetic_field_of_a_tesla_co","item_variant":"undefined"},{"item_id":"XJF366981","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"german_photographer_19th_century","item_category5":"balown","item_list_name":"search_results","item_name":"wilhelm_roentgen_b_w_photo","item_variant":"undefined"},{"item_id":"DGC746720","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"x_ray_of_a_nautilus_1905_lithograph","item_variant":"undefined"},{"item_id":"SED876855","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":"michael_faraday_c_1860_b_w_photo","item_variant":"undefined"},{"item_id":"STC343848","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"german_photographer_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"inside_an_early_x_ray_room_b_w_photo","item_variant":"undefined"},{"item_id":"PVD1682895","item_category":"illustration","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"invention_of_english_chemist_and_physicist_michael_faraday_1791_1867_to_experiment_electromagnetic_f","item_variant":"undefined"},{"item_id":"XJF373279","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"german_photographer_19th_century","item_category5":"balown","item_list_name":"search_results","item_name":"heinrich_rudolph_hertz_b_w_photo","item_variant":"undefined"},{"item_id":"UIG539146","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"faraday_s_experiment_electromagnetic_induction_inner_coil_connected_to_liquid_battery_outer_coil_to_","item_variant":"undefined"},{"item_id":"UDK844589","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"experiment_showing_effect_of_electromagnetism_on_compass_needle_using_ammeter_battery_variable_resis","item_variant":"undefined"},{"item_id":"TRI875453","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"gold_colloids_prepared_by_michael_faraday_in_the_mid_1850s","item_variant":"undefined"},{"item_id":"TAD1760389","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"heinrich_hertz_1857_1894_german_physicist_specialist_in_electromagnetic_waves","item_variant":"undefined"},{"item_id":"LLE817362","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":"james_clerk_maxwell_1831_1879_scottish_theoretical_physicist_colour_litho","item_variant":"undefined"},{"item_id":"UIS5076641","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"sir_joseph_john_thomson_english_physicist_c_1900s","item_variant":"undefined"},{"item_id":"UIS5082399","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"atomic_nuclear_research_1897_1939_j_j_thomson_s_cathode_ray_tube_with_magnet_coils_1897","item_variant":"undefined"},{"item_id":"UIG539529","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"james_clerk_maxwell_s_1831_1879_apparatus_for_the_comparison_of_electrostatic_and_electromagnetic_un","item_variant":"undefined"},{"item_id":"UDK844395","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"compasses_arranged_around_a_coil_of_current_carrying_wire_a_type_of_electromagnet_called_a_solenoid","item_variant":"undefined"},{"item_id":"CHT164245","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":"hans_christian_oersted_1777_1851_discovering_the_deviation_of_the_magnetic_needle_by_closed_current_","item_variant":"undefined"},{"item_id":"TRK560604","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"oersted_hans_christian_1777_1851_danish_physicist_and_chemist_oersted_discovers_electromagnetism","item_variant":"undefined"},{"item_id":"UIG534576","item_category":"photo","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"wilhelm_roentgen_s_1845_1923_x_ray_photograph_of_his_wife_s_hand_1896_for_his_work_on_electromagneti","item_variant":"undefined"},{"item_id":"TAD1751876","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"heinrich_hertz_1857_1894_german_physicist_specialist_in_electromagnetic_waves","item_variant":"undefined"},{"item_id":"LLE817360","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":"james_clerk_maxwell_1831_1879_scottish_theoretical_physicist_litho","item_variant":"undefined"},{"item_id":"STC394179","item_category":"illustration","item_category2":"in_copyright","item_category3":"standard","item_category4":"shimko_a_20th_century_attr_to","item_category5":"not_balown","item_list_name":"search_results","item_name":"meeting_of_the_russian_physico_chemistry_society_in_st_petersburg_may_7th_1895_litho_sepia_photo","item_variant":"undefined"},{"item_id":"UIS5622877","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"gugliemo_marconi_italian_radio_pioneer_c_1890s","item_variant":"undefined"},{"item_id":"PIX4669145","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"earth_seen_by_satellite_dscovr_earth_seen_by_satellite_dscovr_earth_photo_obtained_by_satellite_deep","item_variant":"undefined"},{"item_id":"PIX4644010","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category4":"d_ducros","item_category5":"not_balown","item_list_name":"search_results","item_name":"satellite_demeter_artist_s_view_of_the_earth_observation_satellite_demeter_detection_of_electro_magn","item_variant":"undefined"},{"item_id":"PIX4644033","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category4":"d_ducros","item_category5":"not_balown","item_list_name":"search_results","item_name":"satellite_demeter_artist_s_view_of_the_earth_observation_satellite_demeter_detection_of_electro_magn","item_variant":"undefined"},{"item_id":"UIS5069700","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"radio_communications_1886_1939_apparatus_used_by_heinrich_hertz_c_1887","item_variant":"undefined"},{"item_id":"DGC3433059","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"perscheid_nicola_1864_1930","item_category5":"not_balown","item_list_name":"search_results","item_name":"portrait_of_wilhelm_roentgen_1915_photo","item_variant":"undefined"},{"item_id":"XJF134161","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century","item_category5":"balown","item_list_name":"search_results","item_name":"instruments_relating_to_the_discovery_and_use_of_electricity_from_1_to_15_no_1_electrophorus_no_2_co","item_variant":"undefined"},{"item_id":"UIG3733254","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"early_rontgen_x_ray_of_wilhelm_rontgen_wife_s_hand","item_variant":"undefined"},{"item_id":"UIG531380","item_category":"illustration","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"electromagnetic_spectrum_the_visible_range_shaded_portion_is_shown_enlarged_on_the_right","item_variant":"undefined"},{"item_id":"UIS5068821","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"michael_faraday_s_chemical_chest_19th_century","item_variant":"undefined"},{"item_id":"UIS5064867","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"michael_faraday_english_chemist_and_physicist_c_1850s","item_variant":"undefined"},{"item_id":"UIS5075514","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"lord_kelvin_scottish_engineer_physicist_and_mathematician_c_1900","item_variant":"undefined"},{"item_id":"UIS5086085","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"induction_coils_accessories_faraday_s_induction_coil_1831","item_variant":"undefined"},{"item_id":"UIS5074717","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"michael_faraday_english_physicist_1856","item_variant":"undefined"},{"item_id":"UIG3480080","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"corby_browning_s_mircospectroscope_1895","item_variant":"undefined"},{"item_id":"PIX4642225","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"mir_station_01_1997_mir_station_seen_from_the_shuttle_atlantis_before_docking_01_1997_mir_space_stat","item_variant":"undefined"},{"item_id":"UIS5083021","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"electromagnetic_induction_faradayos_electromagnetic_induction_experiment_1831","item_variant":"undefined"},{"item_id":"UIS5621901","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"electromagnetic_induction_apparatus_for_demonstrating_electromagnetic_induction_1889","item_variant":"undefined"},{"item_id":"CCI2636418","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"science_the_german_physicist_wilhelm_rontgen_father_of_the_x_rays_photo_germany_c_1900","item_variant":"undefined"},{"item_id":"UIG3734060","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"heinrich_hertz_s_oscillator_and_reflecting_metal_sheets","item_variant":"undefined"},{"item_id":"UIG3734059","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"heinrich_hertz_s_oscillator","item_variant":"undefined"},{"item_id":"UIG3734061","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"heinrich_hertz_s_oscillator_and_reflecting_metal_sheets","item_variant":"undefined"},{"item_id":"UIG3734062","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"heinrich_hertz_s_oscillator_and_reflecting_metal_sheets","item_variant":"undefined"},{"item_id":"UIG3734058","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"heinrich_hertz_s_oscillator","item_variant":"undefined"},{"item_id":"UIG5308541","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"portraits_of_carl_friedrich_gauss_and_wilhelm_eduard_weber","item_variant":"undefined"},{"item_id":"UIG3734057","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"heinrich_hertz_s_oscillator","item_variant":"undefined"},{"item_id":"XJF134181","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"balown","item_list_name":"search_results","item_name":"scientific_apparatus_used_in_experiments_with_electromagnetism_b_w_photo","item_variant":"undefined"},{"item_id":"UIG3524549","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"fluorescent_minerals_emit_visible_light_when_exposed_to_ultraviolet_light","item_variant":"undefined"},{"item_id":"UIG3524560","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"fluorescent_minerals_emit_visible_light_when_exposed_to_ultraviolet_light","item_variant":"undefined"},{"item_id":"UIG3524558","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"fluorescent_minerals_emit_visible_light_when_exposed_to_ultraviolet_light","item_variant":"undefined"},{"item_id":"UIG3524551","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"fluorescent_minerals_emit_visible_light_when_exposed_to_ultraviolet_light","item_variant":"undefined"},{"item_id":"UIG3524552","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"fluorescent_minerals_emit_visible_light_when_exposed_to_ultraviolet_light","item_variant":"undefined"},{"item_id":"UIG3479267","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"electromagnetic_relays_1904","item_variant":"undefined"},{"item_id":"PIX4650395","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category4":"d_ducros","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_electromagnetic_spectrum_electromagnetic_spectrum_artwork_artist_s_view_of_the_different_means_o","item_variant":"undefined"},{"item_id":"UIG531366","item_category":"illustration","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"elements_of_a_magnetron_used_to_generate_power_for_radar_systems_microwave_ovens_plasma_screens_and_","item_variant":"undefined"},{"item_id":"UDK844614","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"electromagnetic_spectrum_neon_tube_showing_a_characteristic_orange_glow","item_variant":"undefined"},{"item_id":"UIG5309462","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"engraving_depicting_heinrich_hertz_s_experiments_on_electromagnetic_waves_demonstrated_to_prove_jame","item_variant":"undefined"},{"item_id":"UDK844612","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"electromagnetic_spectrum_green_led_light_emitting_diode_showing_a_green_glow","item_variant":"undefined"},{"item_id":"LLE815717","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"pickersgill_henry_william_1782_1875_after","item_category5":"not_balown","item_list_name":"search_results","item_name":"michael_faraday_engraving","item_variant":"undefined"},{"item_id":"UIG5310266","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"edison_s_electromagnetic_ore_sorter","item_variant":"undefined"},{"item_id":"UIG531364","item_category":"illustration","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"diagram_of_a_two_cavity_klystron_used_as_an_amplifier_and_rf_signal_source_at_microwave_frequencies_","item_variant":"undefined"},{"item_id":"UIG531368","item_category":"illustration","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"elements_of_the_traveling_wave_tube_twt_used_to_amplify_microwave_signals_over_broad_bandwidths","item_variant":"undefined"},{"item_id":"LLE815946","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":"michael_faraday_engraving","item_variant":"undefined"},{"item_id":"UIG3479959","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"electromagnetic_printing_telegraph_1850","item_variant":"undefined"},{"item_id":"LLM977914","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":"holmes_electro_magnetic_light_apparatus_engraving","item_variant":"undefined"},{"item_id":"UIG531401","item_category":"illustration","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"a_tokamak_is_a_toroidal_magnetic_confinement_system_used_as_a_method_of_achieving_fusion_energy","item_variant":"undefined"},{"item_id":"LLE815927","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":"michael_faraday_engraving","item_variant":"undefined"},{"item_id":"UIG3733925","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"diagram_depicting_an_electromagnet","item_variant":"undefined"},{"item_id":"UIG3479994","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"wheatstone_s_signal_electromagnetic_telegraph_1890","item_variant":"undefined"},{"item_id":"ADV375531","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"american_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"advertisement_for_an_electromagnetic_brush_1890s_litho","item_variant":"undefined"},{"item_id":"BL3475079","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"faraday_michael_1791_1867","item_category5":"not_balown","item_list_name":"search_results","item_name":"add_48983_f_9_faraday_s_telegraphy_letter_to_william_thomson_1859_ink_on_paper","item_variant":"undefined"},{"item_id":"BL3475081","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"faraday_michael_1791_1867","item_category5":"not_balown","item_list_name":"search_results","item_name":"add_48983_f_11_faraday_s_telegraphy_letter_to_william_thomson_1859_ink_on_paper","item_variant":"undefined"},{"item_id":"UIG5309464","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"engraving_depicting_an_early_x_ray_apparatus_powered_by_wet_cells_b_b_20th_century","item_variant":"undefined"},{"item_id":"BL3475078","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"faraday_michael_1791_1867","item_category5":"not_balown","item_list_name":"search_results","item_name":"add_48983_f_8_faraday_s_telegraphy_letter_to_william_thomson_1859_ink_on_paper","item_variant":"undefined"},{"item_id":"BL3475080","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"faraday_michael_1791_1867","item_category5":"not_balown","item_list_name":"search_results","item_name":"add_48983_f_10_faraday_s_telegraphy_letter_to_william_thomson_1859_ink_on_paper","item_variant":"undefined"},{"item_id":"UIG5309463","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"engraving_depicting_an_early_x_ray_equipment_being_using_used_on_a_frog_20th_century","item_variant":"undefined"},{"item_id":"UDK844611","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"electromagnetic_experiment_using_battery_connected_to_wires_clamp_stand_and_paper_clips","item_variant":"undefined"},{"item_id":"LLM5999501","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"european_school_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"heinrich_hertz_engraving","item_variant":"undefined"},{"item_id":"UIG3078191","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"anders_jonas_angstrom","item_variant":"undefined"},{"item_id":"UDK844616","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"green_red_and_blue_coloured_disks_showing_the_subtractive_process_the_three_filters_contain_pigments","item_variant":"undefined"},{"item_id":"UDK844394","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"electromagnetic_experiment_battery_connected_to_wires_on_clamp_stand_lifting_paper_clips","item_variant":"undefined"},{"item_id":"LLE815729","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":"michael_faraday_engraving","item_variant":"undefined"},{"item_id":"DGA572707","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"celestial_objects_electromagnetic_emissions_and_observation_technology","item_variant":"undefined"},{"item_id":"UIS5095533","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"electrotherapy_electromagnetic_machine_american_1854_1860","item_variant":"undefined"},{"item_id":"UIG3585801","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"wilhelm_eduard_weber","item_variant":"undefined"},{"item_id":"UIS5065353","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"electromagnetic_induction_items_used_for_induction_experiments","item_variant":"undefined"},{"item_id":"UIS5060485","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"electromagnets_electromagnetic_engine_model_c_1840","item_variant":"undefined"}]}}

{"event":"custom_event","event_name":"view_search_result","event_category":"browse_catalog","keyword":"electromagnetic","search_type":"standard","search_bridgeman_artists":"false","search_mode":"automatic","search_zero_result":"false","search_results":363,"search_results_page_number":1}