{"event":"ecommerce_event","event_name":"view_item","event_category":"browse_catalog","ecommerce":{"items":[{"item_id":"JLJ4651292","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"portrait_of_sir_john_herschel_1792_1871_british_astronomer_19th_century_engraving","item_variant":"undefined"},{"item_id":"JLJ4685317","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist_18th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"portrait_of_edmond_halley_1656_1742_british_astronomer_18th_century_engraving","item_variant":"undefined"},{"item_id":"JLJ4615026","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist_18th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"portrait_of_william_herschel_1738_1822_18th_century_engraving","item_variant":"undefined"},{"item_id":"JLJ4645579","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist_11th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"astrologers_report_the_appearance_of_the_comet_pressing_of_misfortune_for_harold_barely_crown_king_o","item_variant":"undefined"},{"item_id":"UIG3585593","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"sir_martin_ryle","item_variant":"undefined"},{"item_id":"XIR214896","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century","item_category5":"balown","item_list_name":"search_results","item_name":"portrait_of_sir_john_frederick_william_herschel_1792_1871_engraving_b_w_photo","item_variant":"undefined"},{"item_id":"UIG3525326","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"harold_spencer_jones_1890_1960","item_variant":"undefined"},{"item_id":"LLM6009837","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":"illustration_for_rubaiyat_of_omar_khayyam_litho","item_variant":"undefined"},{"item_id":"UIG1577096","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"richard_anthony_proctor_1868","item_variant":"undefined"},{"item_id":"CHT171361","item_category2":"undetermined_copyright","item_category3":"standard","item_category4":"french_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"promotional_card_for_poulain_chocolate_with_an_illustration_of_sir_isaac_newton_1642_1727_and_his_te","item_variant":"undefined"},{"item_id":"UIG3585953","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"vincent_wing","item_variant":"undefined"},{"item_id":"UIG2911225","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"title_page_of_opticks","item_variant":"undefined"},{"item_id":"BL3265879","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"j_f_w_herschel","item_variant":"undefined"},{"item_id":"LLE815677","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":"george_biddell_airy_engraving","item_variant":"undefined"},{"item_id":"UIG3118488","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"richard_a_proctor","item_variant":"undefined"},{"item_id":"UIG865216","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"george_biddell_airy_1801_1892_19th_century_engraving","item_variant":"undefined"},{"item_id":"LLM5198866","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":"george_herbert_s_poem_vanitie_engraving","item_variant":"undefined"},{"item_id":"SSI2209718","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"edmond_halley_1656_1742_english_astronomer_stock_montage_inc","item_variant":"undefined"},{"item_id":"LLE811085","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":"henry_andrews_astronomer_and_the_celebrated_author_of_moore_s_almanack_1744_1820_engraving","item_variant":"undefined"},{"item_id":"UIG5307522","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"medal_commemorating_the_brilliant_comet_of_1618","item_variant":"undefined"},{"item_id":"LLE811045","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":"sir_william_herschel_engraving","item_variant":"undefined"},{"item_id":"CHT171360","item_category2":"undetermined_copyright","item_category3":"standard","item_category4":"french_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"promotional_card_for_beensdorp_chocolate_with_an_illustration_of_sir_isaac_newton_1642_1727_making_h","item_variant":"undefined"},{"item_id":"LLM2780912","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":"jeremiah_horrocks_the_astronomer_of_lancashire_engraving","item_variant":"undefined"},{"item_id":"LLM5220717","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":"galileo_in_the_prison_of_the_inquisition_engraving","item_variant":"undefined"},{"item_id":"CHT207815","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":"sir_isaac_newton_1642_1727_breaking_up_the_light_through_a_prism_illustration_from_la_vie_des_savant","item_variant":"undefined"},{"item_id":"XLA3751974","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"balown","item_list_name":"search_results","item_name":"sir_isaac_newton_and_the_theory_of_gravity","item_variant":"undefined"},{"item_id":"LIP1063092","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":"sir_r_s_ball_engraving","item_variant":"undefined"},{"item_id":"LLH2775134","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":"flamsteed_engraving","item_variant":"undefined"},{"item_id":"UIG5307360","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"a_comet_as_observed_by_robert_hooke","item_variant":"undefined"},{"item_id":"UIG5311497","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"19th_century_illustration_showing_a_spectroscope_used_by_sir_william_huggins_1824_1910_english_astro","item_variant":"undefined"},{"item_id":"LIP1039384","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_solar_eclipse_views_in_the_camps_of_the_different_expedition_engraving","item_variant":"undefined"},{"item_id":"LLM2792649","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":"john_ludwig_the_peasant_astronomer_engraving","item_variant":"undefined"},{"item_id":"KWE189028","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_bradley_1693_1762_from_gallery_of_portraits_published_in_1833_engraving","item_variant":"undefined"},{"item_id":"LIP1626257","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":"professor_r_copeland_astronomer_royal_for_scotland_engraving","item_variant":"undefined"},{"item_id":"XYC277140","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"cheere_john_1709_87","item_category5":"balown","item_list_name":"search_results","item_name":"sir_isaac_newton_lead_see_also_277113","item_variant":"undefined"},{"item_id":"LIP1595680","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_late_mr_r_a_proctor_astronomer_engraving","item_variant":"undefined"},{"item_id":"LIP1058217","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":"sir_george_biddell_airy_the_astronomer_royal_engraving","item_variant":"undefined"},{"item_id":"FLO4572478","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"jean_sylvain_bailly_mayor_of_paris_french_astronomer_mathematician_freemason_and_revolutionary_1736_","item_variant":"undefined"},{"item_id":"UIG5307518","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"frontispiece_of_john_gadbury_s_de_cometis","item_variant":"undefined"},{"item_id":"LIP1623659","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":"g_b_airy_esquire_frs_astronomer_royal_engraving","item_variant":"undefined"},{"item_id":"LLM669835","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":"sir_w_herschell_engraving","item_variant":"undefined"},{"item_id":"LLM2805428","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":"astronomer_engraving","item_variant":"undefined"},{"item_id":"UIG541245","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"reflecting_telescope_of_40_ft_12_m_focal_length_1789_19th_century_engraving","item_variant":"undefined"},{"item_id":"UIG5312037","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"spectrum_of_a_nebula_photographed_by_william_huggins","item_variant":"undefined"},{"item_id":"UIG5305258","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"sir_isaac_newton","item_variant":"undefined"},{"item_id":"KWE5323192","item_category2":"undetermined_copyright","item_category3":"standard","item_category4":"ken_welsh","item_category5":"not_balown","item_list_name":"search_results","item_name":"sir_george_biddell_airy","item_variant":"undefined"},{"item_id":"UIG530871","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"john_couch_adams_1819_92_english_astronomer_and_mathematician_senior_wrangler_cambridge_1843_calcula","item_variant":"undefined"},{"item_id":"IL955890","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"brock_charles_edmund_1870_1938","item_category5":"not_balown","item_list_name":"search_results","item_name":"robert_hooke_surprises_samuel_pepys_litho","item_variant":"undefined"},{"item_id":"XBM189293","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"russell_john_1745_1806","item_category5":"balown","item_list_name":"search_results","item_name":"the_lunar_globe_1745_1806","item_variant":"undefined"},{"item_id":"XYC277113","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"cheere_john_1709_87","item_category5":"balown","item_list_name":"search_results","item_name":"sir_isaac_newton_lead_see_also_277140","item_variant":"undefined"},{"item_id":"UIG5426148","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"engraving_depicting_a_refractor_with_a_focal_length_of_120_inches_being_used_by_henry_lawson_henry_l","item_variant":"undefined"},{"item_id":"UIG5309992","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"sir_norman_lockyer","item_variant":"undefined"},{"item_id":"IL5323579","item_category2":"undetermined_copyright","item_category3":"standard","item_category4":"english_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"an_astronomer_using_a_powerful_telescope_from_knowledge_magazine_1963_colour_litho","item_variant":"undefined"},{"item_id":"LLM662528","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":"johann_kepler_the_astronomer_and_the_emperor_rudolf_ii_engraving","item_variant":"undefined"},{"item_id":"XJF133384","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century","item_category5":"balown","item_list_name":"search_results","item_name":"portrait_of_caroline_herschel_1750_1848_at_the_age_of_92_engraved_by_joseph_brown_engraving_b_w_phot","item_variant":"undefined"},{"item_id":"UIG5307506","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"halley_s_comet","item_variant":"undefined"},{"item_id":"UIG5307490","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"medal_commemorating_the_reappearance_of_halley_s_comet_in_1910","item_variant":"undefined"},{"item_id":"UIG5426174","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"engraving_depicting_comet_donati_as_seen_from_cambridge_observatory_discovered_by_giovanni_battista_","item_variant":"undefined"},{"item_id":"XJF147331","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century","item_category5":"balown","item_list_name":"search_results","item_name":"alfonso_x_1221_84_the_wise_king_of_castile_illustration_from_science_and_literature_in_the_middle_ag","item_variant":"undefined"},{"item_id":"XJF133924","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_18th_century","item_category5":"balown","item_list_name":"search_results","item_name":"map_depicting_the_ptolemaic_and_tycho_brahe_1546_1601_systems_of_planetary_orbit_1701_engraving_b_w_","item_variant":"undefined"},{"item_id":"BL61158","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_16th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_ruler_of_ptolemee_for_measuring_the_distance_from_the_ground_to_the_zenith_from_the_cosmographic","item_variant":"undefined"},{"item_id":"UIG5308546","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"lunar_surface_as_observed_by_robert_hooke_in_the_region_of_the_crater_hipparchus","item_variant":"undefined"},{"item_id":"LLE812425","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":"john_flamsteed_engraving","item_variant":"undefined"},{"item_id":"UIG542112","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"hind_goldschmidt_and_luther_c1900_medal_commemorating_the_work_of_these_three_men_on_the_discovery_o","item_variant":"undefined"},{"item_id":"BRA1128570","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":"abraham_sharp_oil_on_canvas","item_variant":"undefined"},{"item_id":"UIG5307503","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"medal_commemorating_the_reappearance_of_halley_s_comet_in_1910","item_variant":"undefined"},{"item_id":"KWE4071174","item_category2":"undetermined_copyright","item_category3":"standard","item_category4":"ken_welsh","item_category5":"not_balown","item_list_name":"search_results","item_name":"edmond_halley_1656_to_1742_english_astronomer_geophysicist_mathematician_meteorologist_and_physicist","item_variant":"undefined"},{"item_id":"LIP1626694","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":"the_late_father_s_j_perry_astronomer_b_w_photo","item_variant":"undefined"},{"item_id":"XJF133396","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century","item_category5":"balown","item_list_name":"search_results","item_name":"the_transit_of_venus_the_model_used_for_practice_at_greenwich_observatory_engraving_b_w_photo","item_variant":"undefined"},{"item_id":"LIP1054580","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":"professor_w_h_m_christie_frs_engraving","item_variant":"undefined"},{"item_id":"UIG5307504","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"halley_s_comet","item_variant":"undefined"},{"item_id":"GIA4792234","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"isaac_newton_1642_1727_english_physicist_using_his_telescope","item_variant":"undefined"},{"item_id":"WAG451656","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"houbracken_jacobus_1698_1780","item_category5":"not_balown","item_list_name":"search_results","item_name":"sir_isaac_newton_engraving","item_variant":"undefined"},{"item_id":"UIG5307341","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"wedgewood_medallion_of_isaac_newton","item_variant":"undefined"},{"item_id":"UIG5307501","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"halley_s_comet","item_variant":"undefined"},{"item_id":"LIP1623138","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":"sir_robert_s_ball_frs_astronomer_royal_of_ireland_engraving","item_variant":"undefined"},{"item_id":"UIG5307500","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"halley_s_comet","item_variant":"undefined"},{"item_id":"UIG542096","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"radcliffe_observatory_oxford_1862_founded_in_1772_this_representation_is_from_the_reverse_of_the_med","item_variant":"undefined"},{"item_id":"LLM666600","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":"galileo_engraving","item_variant":"undefined"},{"item_id":"XJF133389","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_19th_century","item_category5":"balown","item_list_name":"search_results","item_name":"pierre_simon_marquis_de_laplace_1749_1827_french_astronomer_and_geometrician_engraving_b_w_photo","item_variant":"undefined"},{"item_id":"LIP1602216","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":"arago_the_astronomer_engraving","item_variant":"undefined"},{"item_id":"UIG5311305","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"a_diagram_of_the_solar_system_showing_the_orbits_of_four_asteroids_planetoids_by_thomas_burnet_thoma","item_variant":"undefined"},{"item_id":"KWE2662538","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":"a_diving_bell_built_by_halley_in_1691_from_les_merveilles_de_la_science_published_c_1870_engraving","item_variant":"undefined"},{"item_id":"BAL111016","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":"portrait_of_petrus_apianus_1501_52_from_the_narrative_and_critical_history_of_america_edited_by_just","item_variant":"undefined"},{"item_id":"UIG3732670","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"james_glaisher_s_balloon_over_westminster","item_variant":"undefined"},{"item_id":"UIG5307525","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"medal_commemorating_the_bright_comet_of_1578","item_variant":"undefined"},{"item_id":"UIG5307529","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"medal_commemorating_the_bright_comet_of_1577","item_variant":"undefined"},{"item_id":"UIG5307530","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"medal_commemorating_the_bright_comet_of_1577","item_variant":"undefined"},{"item_id":"HFE4472310","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"bust_of_francois_arago_s_tomb_pere_lachaise_cemetery_paris_ile_de_france_france","item_variant":"undefined"},{"item_id":"UIG5307527","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"medal_commemorating_the_bright_comet_of_1578","item_variant":"undefined"}]}}

{"event":"custom_event","event_name":"view_search_result","event_category":"browse_catalog","keyword":"english astronomer","search_type":"standard","search_bridgeman_artists":"false","search_mode":"automatic","search_zero_result":"false","search_results":634,"search_results_page_number":1}