{"event":"ecommerce_event","event_name":"view_item","event_category":"browse_catalog","ecommerce":{"items":[{"item_id":"BAL136317","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_18th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"frontispiece_to_volume_i_of_the_mathematical_principles_of_natural_philosophy_by_sir_isaac_newton_16","item_variant":"undefined"},{"item_id":"XLA3751974","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_school","item_category5":"balown","item_list_name":"search_results","item_name":"sir_isaac_newton_and_the_theory_of_gravity_liebig_card_print","item_variant":"undefined"},{"item_id":"MTN251203","item_category":"photo","item_category2":"no_copyright","item_category3":"premium","item_category4":"lotte_meitner_graf","item_category5":"not_balown","item_list_name":"search_results","item_name":"bertrand_arthur_william_russell_1872_1970_3rd_earl_russell_b_w_photo","item_variant":"undefined"},{"item_id":"BAL136316","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_18th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"axioms_or_laws_of_motion_from_volume_i_of_the_mathematical_principles_of_natural_philosophy_by_sir_i","item_variant":"undefined"},{"item_id":"PFH2561690","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"england_uk_title_page_of_sir_isaac_newton_s_philosophiae_naturalis_principia_mathematica_or_mathemat","item_variant":"undefined"},{"item_id":"UIG865392","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"path_of_projectile_ejected_at_various_velocities_until_sufficient_to_put_it_into_orbit_from_a_englis","item_variant":"undefined"},{"item_id":"UIG533386","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_17th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"title_page_for_philosophiae_naturalis_principia_mathematica_by_isaac_newton_london_1687_print","item_variant":"undefined"},{"item_id":"XLA3766733","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_photographer_20th_century","item_category5":"balown","item_list_name":"search_results","item_name":"alfred_north_whitehead_b_w_photo","item_variant":"undefined"},{"item_id":"MTN246888","item_category":"photo","item_category2":"no_copyright","item_category3":"premium","item_category4":"lotte_meitner_graf","item_category5":"not_balown","item_list_name":"search_results","item_name":"bertrand_arthur_william_russell_1872_1970_3rd_earl_russell_b_w_photo","item_variant":"undefined"},{"item_id":"MTN246889","item_category":"photo","item_category2":"no_copyright","item_category3":"premium","item_category4":"lotte_meitner_graf","item_category5":"not_balown","item_list_name":"search_results","item_name":"bertrand_arthur_william_russell_1872_1970_3rd_earl_russell_b_w_photo","item_variant":"undefined"},{"item_id":"KWE7419861","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"ken_welsh","item_category5":"not_balown","item_list_name":"search_results","item_name":"principia_philosophiae_principles_of_philosophy_title_page_print","item_variant":"undefined"},{"item_id":"BL3261935","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"title_page","item_variant":"undefined"},{"item_id":"EUL428155","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"allan_david_1744_96_attr_to","item_category5":"not_balown","item_list_name":"search_results","item_name":"francis_home_oil_on_canvas","item_variant":"undefined"},{"item_id":"BL7407627","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"title_page_and_frontispiece_of_principia_legis_aequitatis_being_an_alphabetical_collection_of_maxims","item_variant":"undefined"},{"item_id":"LLM5198168","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"andre_richard_1834_1907","item_category5":"not_balown","item_list_name":"search_results","item_name":"page_from_upstream_by_richard_andre_isaac_newton_and_gravity_colour_litho","item_variant":"undefined"},{"item_id":"UIG541065","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"rene_descartes_1596_1650_french_philosopher_and_mathematician_from_an_edition_of_his_principia_philo","item_variant":"undefined"},{"item_id":"SZT6307002","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"alfred_strobel","item_category5":"not_balown","item_list_name":"search_results","item_name":"elmar_eder_1974_b_w_photo","item_variant":"undefined"},{"item_id":"UIG541645","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"formation_of_rainbow_by_dispersion_and_total_internal_reflection_top_observing_newton_s_rings_circul","item_variant":"undefined"},{"item_id":"XJF867973","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"freeman_samuel_1773_1857_after","item_category5":"balown","item_list_name":"search_results","item_name":"isaac_newton_engraving","item_variant":"undefined"},{"item_id":"UIG5311509","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"illustration_by_rene_descartes_showing_the_theory_of_terrestrial_and_celestial_magnetism_from_princi","item_variant":"undefined"},{"item_id":"SZT6307003","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"alfred_strobel","item_category5":"not_balown","item_list_name":"search_results","item_name":"elmar_eder_1974_b_w_photo","item_variant":"undefined"},{"item_id":"SZT6307004","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"alfred_strobel","item_category5":"not_balown","item_list_name":"search_results","item_name":"elmar_eder_1974_b_w_photo","item_variant":"undefined"},{"item_id":"XOS3086647","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"dutch_school_17th_century","item_category5":"balown","item_list_name":"search_results","item_name":"title_page_of_principia_philosophiae_by_rene_descartes_1644","item_variant":"undefined"},{"item_id":"LLM5996235","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category4":"welsh_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"roman_general_addressing_his_troops_from_the_principia_headquarters_of_roman_chester_litho","item_variant":"undefined"},{"item_id":"LLM667036","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":"isaac_newton_chromolitho","item_variant":"undefined"},{"item_id":"UIS5087501","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"newton_s_principia_handwriting_on_page_of_newton_se_principia_mathematica_1687","item_variant":"undefined"},{"item_id":"UIS5087510","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"newton_s_principia_handwriting_on_page_of_newton_s_principia_mathematicao_1687","item_variant":"undefined"},{"item_id":"UIS5087507","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"newton_s_principia_handwriting_on_page_of_newton_se_principia_mathematica_1687","item_variant":"undefined"},{"item_id":"UIS5087484","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"newton_s_principia_scholium_from_newton_s_principia_mathematica_1687","item_variant":"undefined"},{"item_id":"UIS5087514","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"newton_s_principia_proposition_38_theory_29_from_newton_s_principia_mathematicao_1687","item_variant":"undefined"},{"item_id":"UIS5087460","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"newton_s_principia_oa_corpuscle","item_variant":"undefined"},{"item_id":"UIS5087473","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"newton_s_principia_gravitational_attraction_1687","item_variant":"undefined"},{"item_id":"ELC847499","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"principia_2nd_century_marble_and_stone","item_variant":"undefined"},{"item_id":"UIS5087468","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"newton_s_principia_oto_describe_a_quadrilateral","item_variant":"undefined"},{"item_id":"UIS5067959","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"dedication_page_of_newton_s_principia_mathematica_1687","item_variant":"undefined"},{"item_id":"UIS5087487","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"newton_s_principia_pressure_through_a_fluid_1687","item_variant":"undefined"},{"item_id":"UIS5087482","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"newton_s_principia_obodies_that_are_carried_along_in_a_vortex","item_variant":"undefined"},{"item_id":"UIS5067946","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"title_page_to_newton_s_principia_mathematica_1687","item_variant":"undefined"},{"item_id":"UIS5087527","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"newton_s_principia_oif_pulses_are_propagated_through_a_fluid","item_variant":"undefined"},{"item_id":"UIS5087481","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"newton_s_principia_spiral_with_intersecting_radii_1687","item_variant":"undefined"},{"item_id":"UIS5087504","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"newton_s_principia_to_determine_the_trajectory_of_a_comet_moving_in_a_parabola","item_variant":"undefined"},{"item_id":"UIS5067951","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"inside_title_page_to_newton_s_principia_mathematica_1687","item_variant":"undefined"},{"item_id":"CH7064308","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"newton_isaac_1642_1727","item_category5":"not_balown","item_list_name":"search_results","item_name":"two_pages_of_revisions_to_the_principia_mathematica_1694_ink_on_paper","item_variant":"undefined"},{"item_id":"CH7064316","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"newton_isaac_1642_1727","item_category5":"not_balown","item_list_name":"search_results","item_name":"two_pages_of_revisions_to_the_principia_mathematica_1694_ink_on_paper","item_variant":"undefined"},{"item_id":"UIS5087535","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"newton_s_principia_oif_the_density_of_a_fluid_composed_of_particles","item_variant":"undefined"},{"item_id":"UIS5087496","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"newton_s_principia_olet_pqr_be_a_spiral_that_cuts_all_the_radii","item_variant":"undefined"},{"item_id":"CH7064314","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"newton_isaac_1642_1727","item_category5":"not_balown","item_list_name":"search_results","item_name":"two_pages_of_revisions_to_the_principia_mathematica_1694_ink_on_paper","item_variant":"undefined"},{"item_id":"CH7064317","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"newton_isaac_1642_1727","item_category5":"not_balown","item_list_name":"search_results","item_name":"two_pages_of_revisions_to_the_principia_mathematica_1694_ink_on_paper","item_variant":"undefined"},{"item_id":"UIS5087545","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"newton_s_principia_oto_determine_the_trajectory_of_a_comet_moving_in_a_parabola","item_variant":"undefined"},{"item_id":"UIS5087474","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"newton_s_principia_oa_perpendicular_dropped_from_the_focus_of_a_parabola","item_variant":"undefined"},{"item_id":"CH7064318","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"newton_isaac_1642_1727","item_category5":"not_balown","item_list_name":"search_results","item_name":"two_pages_of_revisions_to_the_principia_mathematica_1694_ink_on_paper","item_variant":"undefined"},{"item_id":"CH7064307","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"newton_isaac_1642_1727","item_category5":"not_balown","item_list_name":"search_results","item_name":"two_pages_of_revisions_to_the_principia_mathematica_1694_ink_on_paper","item_variant":"undefined"},{"item_id":"CH7064309","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"newton_isaac_1642_1727","item_category5":"not_balown","item_list_name":"search_results","item_name":"two_pages_of_revisions_to_the_principia_mathematica_1694_ink_on_paper","item_variant":"undefined"},{"item_id":"CH7064315","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"newton_isaac_1642_1727","item_category5":"not_balown","item_list_name":"search_results","item_name":"two_pages_of_revisions_to_the_principia_mathematica_1694_ink_on_paper","item_variant":"undefined"},{"item_id":"CH7064342","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"newton_isaac_1642_1727","item_category5":"not_balown","item_list_name":"search_results","item_name":"two_pages_of_revisions_to_the_principia_mathematica_1694_ink_on_paper","item_variant":"undefined"},{"item_id":"AVE8908398","item_category":"footage","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"1960s_person_opens_philosphiae_naturalis_principia_mathematica_by_sir_isaac_newton","item_variant":"undefined"},{"item_id":"UIS5087520","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"newton_s_principia_oto_find_the_hourly_variation_of_the_inclination_of_the_lunar_orbit","item_variant":"undefined"},{"item_id":"MMM7340695","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"philosophia_naturalis_principia_mathematica_1713_organic_paper_organic_leather","item_variant":"undefined"},{"item_id":"UIS5087509","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"newton_s_principia_oto_describe_about_a_given_focus_any_trajectory","item_variant":"undefined"},{"item_id":"UIS5087541","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"newton_s_principia_oa_body_acted_on_by_two_forces_acting_jointly","item_variant":"undefined"},{"item_id":"ANJ7221894","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"roman_2nd_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"roman_art_general_view_temple_of_standards_principia_legio_palmira_syria","item_variant":"undefined"},{"item_id":"PFH2561691","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"england_uk_title_page_of_sir_isaac_newton_s_philosophiae_naturalis_principia_mathematica_or_mathemat","item_variant":"undefined"},{"item_id":"ANJ7221895","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"roman_2nd_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"roman_art_general_view_temple_of_standards_principia_legio_palmira_syria","item_variant":"undefined"},{"item_id":"UIS5087503","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"newton_s_principia_othe_areas_which_bodies_made_to_move_in_orbits_describe","item_variant":"undefined"},{"item_id":"XJF344074","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":"dedication_to_the_royal_society_of_the_first_edition_of_newton_s_philosophiae_naturalis_principia_ma","item_variant":"undefined"},{"item_id":"XJF344076","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_18th_century","item_category5":"balown","item_list_name":"search_results","item_name":"dedication_to_the_royal_society_of_the_second_edition_of_newton_s_philosophiae_naturalis_principia_m","item_variant":"undefined"},{"item_id":"UIS5094986","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"magnetic_map_of_the_earth_1734","item_variant":"undefined"},{"item_id":"IBE5351162","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"dedication_page_of_the_book_newtoni_principia_philosophia_principle_of_newtonian_philosophy_by_sir_i","item_variant":"undefined"},{"item_id":"LLM11692445","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":"marquise_du_chatelet_litho","item_variant":"undefined"},{"item_id":"XRH1731120","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_school","item_category5":"balown","item_list_name":"search_results","item_name":"alexis_claude_clairaut_engraving","item_variant":"undefined"},{"item_id":"UIS5087457","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"page_one_of_edmond_halley_s_ode_to_newton_1687","item_variant":"undefined"},{"item_id":"UIS5087461","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"page_two_of_edmond_halley_s_ode_to_newton_1687","item_variant":"undefined"},{"item_id":"PFH4072274","item_category2":"no_copyright","item_category3":"standard","item_category4":"david_henley","item_category5":"not_balown","item_list_name":"search_results","item_name":"austria_sir_isaac_newton_1642_1726_english_physicist_and_mathematician_natural_history_museum_naturh","item_variant":"undefined"},{"item_id":"PFH2635592","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_18th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"sir_isaac_newton_1642_1726_english_physicist_and_mathematician_engraving","item_variant":"undefined"},{"item_id":"UIS5075127","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"edmond_halley_english_astronomer_c_1700","item_variant":"undefined"},{"item_id":"UIS5062273","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"edmond_halley_english_astronomer_c_1700","item_variant":"undefined"},{"item_id":"UIS5092607","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"edmond_halley_astronomer_c_1700","item_variant":"undefined"}]}}

{"event":"custom_event","event_name":"view_search_result","event_category":"browse_catalog","keyword":"principia","search_type":"standard","search_bridgeman_artists":"false","search_mode":"automatic","search_zero_result":"false","search_results":77,"search_results_page_number":1}