{"event":"ecommerce_event","event_name":"view_item","event_category":"browse_catalog","ecommerce":{"items":[{"item_id":"LAL319627","item_category2":"no_copyright","item_category3":"standard","item_category4":"english_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"teaching_algebra","item_variant":"undefined"},{"item_id":"LIP1052491","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_professor_de_morgan_engraving","item_variant":"undefined"},{"item_id":"UIG3904273","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"sofia_vasilievna_kovalevskaya_1859_1891_russian_mathematician","item_variant":"undefined"},{"item_id":"BEN85058","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"italian_school_17th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"gal_37_f_3r_frontispiece_to_a_copy_manuscript_of_the_operation_of_geometric_and_military_compasses_w","item_variant":"undefined"},{"item_id":"LAL319722","item_category2":"no_copyright","item_category3":"standard","item_category4":"english_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"children_using_abacus","item_variant":"undefined"},{"item_id":"KES6215709","item_category2":"no_copyright","item_category3":"standard","item_category4":"stringer_str","item_category5":"not_balown","item_list_name":"search_results","item_name":"portrait_of_the_mathematician_beno_eckmann_taken_in_zurich_in_november_1964_b_w_photo","item_variant":"undefined"},{"item_id":"LLM960570","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":"master_bidder_the_calculating_boy_engraving","item_variant":"undefined"},{"item_id":"LIP1604369","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":"miss_a_m_j_e_johnson_engraving","item_variant":"undefined"},{"item_id":"GIA4817225","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist_13th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"page_of_a_manuscript_of_the_elements_of_geometry_by_euclid_mathematician_of_the_3rd_century_bc","item_variant":"undefined"},{"item_id":"BL3276869","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"a_diagram","item_variant":"undefined"},{"item_id":"BLT236735","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"gallois_evariste_1811_32","item_category5":"not_balown","item_list_name":"search_results","item_name":"ms_2108_fol_11r_letter_from_gallois_to_auguste_chevalier_29th_may_1832_pen_ink_on_paper","item_variant":"undefined"},{"item_id":"XEE5029957","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"stefano_bianchetti","item_category5":"balown","item_list_name":"search_results","item_name":"illustration_of_petrus_ramus_pierre_de_la_ramee_1515_1572_humanist_mathematician_and_philosopher_in_","item_variant":"undefined"},{"item_id":"UIG5310228","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"multiplication_table_drawn_in_the_form_of_a_circle","item_variant":"undefined"},{"item_id":"STC397174","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_school_18th_century_after","item_category5":"not_balown","item_list_name":"search_results","item_name":"etienne_bezout_illustration_from_histoire_de_la_nation_francaise_sciences_volumes_i_ii_by_gabriel_ha","item_variant":"undefined"},{"item_id":"UIG3903309","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"moscow_university_mathematician_andrei_kolmogorov_1970s","item_variant":"undefined"},{"item_id":"UIG3905210","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"soviet_mathematician_andrei_kolmogorov_hero_of_socialist_labor_with_one_of_his_pupils_in_his_study_m","item_variant":"undefined"},{"item_id":"UIS5069286","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"calculating_machines_21st_century_mechanical_counter_compteur_mecanique_2001","item_variant":"undefined"},{"item_id":"IBE5380036","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"abacus","item_variant":"undefined"},{"item_id":"LIP1622709","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":"madame_kowalevski_professor_of_mathematics_at_the_university_of_stockholm_engraving","item_variant":"undefined"},{"item_id":"BLT236734","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":"ms_355_fol_18_intersection_of_surfaces_from_geometrie_descriptive_by_gaspard_monge_1746_1818_1814_en","item_variant":"undefined"},{"item_id":"GIA4817156","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist_16th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"abaque_arrhythmetic_table_of_the_16th_century","item_variant":"undefined"},{"item_id":"XKH158597","item_category2":"in_copyright","item_category3":"standard","item_category4":"darboven_hanne_1941_2009","item_category5":"balown","item_list_name":"search_results","item_name":"untitled_work_from_kleine_konstruktion_new_york_1966_68_pen_pencil_and_ink_on_paper","item_variant":"undefined"},{"item_id":"NAM5927567","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":"thomas_leybourne_professor_of_mathematics_and_arithmetic_at_the_royal_military_college_1835_circa_mi","item_variant":"undefined"},{"item_id":"UDK5430490","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"calculatrice_mecanique_inventee_par_leonard_de_vinci_replica_of_mechanical_calculator_invented_by_le","item_variant":"undefined"},{"item_id":"XKH158593","item_category2":"in_copyright","item_category3":"standard","item_category4":"darboven_hanne_1941_2009","item_category5":"balown","item_list_name":"search_results","item_name":"untitled_work_from_kleine_konstruktion_new_york_1966_68_mixed_media_on_paper","item_variant":"undefined"},{"item_id":"XKH158598","item_category2":"in_copyright","item_category3":"standard","item_category4":"darboven_hanne_1941_2009","item_category5":"balown","item_list_name":"search_results","item_name":"untitled_work_from_kleine_konstruktion_new_york_1966_68_pen_pencil_and_ink_on_paper","item_variant":"undefined"},{"item_id":"CHT213226","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"leray_auguste_eugene_19th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"sophie_germain_1776_1831_aged_14_illustration_from_histoire_du_socialisme_c_1880_engraving_b_w_photo","item_variant":"undefined"},{"item_id":"XJF119899","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"borcht_hendrik_van_der_the_younger_1614_c_1698_after","item_category5":"balown","item_list_name":"search_results","item_name":"elias_allen_c_1588_1653_engraved_by_wencelaus_hollar_1607_77_engraving_b_w_photo","item_variant":"undefined"},{"item_id":"XKH158590","item_category2":"in_copyright","item_category3":"standard","item_category4":"darboven_hanne_1941_2009","item_category5":"balown","item_list_name":"search_results","item_name":"untitled_work_from_kleine_konstruktion_new_york_1966_68_mixed_media_on_paper","item_variant":"undefined"},{"item_id":"XKH158594","item_category2":"in_copyright","item_category3":"standard","item_category4":"darboven_hanne_1941_2009","item_category5":"balown","item_list_name":"search_results","item_name":"untitled_work_from_kleine_konstruktion_new_york_1966_68_mixed_media_on_paper","item_variant":"undefined"},{"item_id":"IBE5377876","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"mathematics_abacus_object","item_variant":"undefined"},{"item_id":"LIP1629779","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":"mr_ebenezer_cunningham_senior_wrangler_b_w_photo","item_variant":"undefined"},{"item_id":"GIA4752335","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"reisch_gregor_d_1525","item_category5":"not_balown","item_list_name":"search_results","item_name":"liberal_arts_arithmetic_in_margarita_philosophica_by_gregor_reisch_1467_1525_bale_1517","item_variant":"undefined"},{"item_id":"NAM5927566","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":"thomas_leybourne_professor_of_mathematics_and_arithmetic_at_the_royal_military_college_1835_circa_mi","item_variant":"undefined"},{"item_id":"CHT163517","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_school_17th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"harmonic_hand_from_l_harmonie_universelle_by_marin_mersenne_1588_1648_1636_engraving_b_w_photo","item_variant":"undefined"},{"item_id":"LIP1045234","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":"miss_charlotte_angas_scott_of_girton_college_engraving","item_variant":"undefined"},{"item_id":"LIP1627434","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":"four_rules_of_arithmetic_engraving","item_variant":"undefined"},{"item_id":"XKH158592","item_category2":"in_copyright","item_category3":"standard","item_category4":"darboven_hanne_1941_2009","item_category5":"balown","item_list_name":"search_results","item_name":"untitled_work_from_kleine_konstruktion_new_york_1966_68_mixed_media_on_paper","item_variant":"undefined"},{"item_id":"XKH158704","item_category2":"in_copyright","item_category3":"standard","item_category4":"darboven_hanne_1941_2009","item_category5":"balown","item_list_name":"search_results","item_name":"untitled_work_from_kleine_konstruktion_new_york_1966_68_pen_pencil_and_ink_on_paper","item_variant":"undefined"},{"item_id":"CCI2526603","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"pierre_simon_de_laplace_c_1880_engraving","item_variant":"undefined"},{"item_id":"BL5974293","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":"title_page_of_the_ground_of_artes_by_robert_recorde_1543_woodcut","item_variant":"undefined"},{"item_id":"XIR157811","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_school_17th_century","item_category5":"balown","item_list_name":"search_results","item_name":"calculating_machine_invented_by_blaise_pascal_1623_62_1644_metal_b_w_photo","item_variant":"undefined"},{"item_id":"AQS256848","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"american_school_18th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"frontispiece_and_titlepage_for_hodder_s_arthimetick_or_that_necessary_art_made_most_easy_by_james_ho","item_variant":"undefined"},{"item_id":"LLM655614","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":"euclid_engraving","item_variant":"undefined"},{"item_id":"GIA4752354","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"reisch_gregor_d_1525","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_liberal_arts_the_trivium_and_the_quadrivium_in_margarita_philosophica_by_gregor_reisch_1467_1525","item_variant":"undefined"},{"item_id":"XPC345128","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_school_13th_century","item_category5":"balown","item_list_name":"search_results","item_name":"detail_from_the_north_rose_window_depicting_arithmetic_from_the_liberal_arts_stained_glass","item_variant":"undefined"},{"item_id":"XKH158596","item_category2":"in_copyright","item_category3":"standard","item_category4":"darboven_hanne_1941_2009","item_category5":"balown","item_list_name":"search_results","item_name":"untitled_work_from_kleine_konstruktion_new_york_1966_68_mixed_media_on_paper","item_variant":"undefined"},{"item_id":"BLT171373","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_school_17th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"printed_dedicatory_letter_on_the_invention_of_the_calculating_machine_by_blaise_pascal_1623_62_1645_","item_variant":"undefined"},{"item_id":"KWE421834","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_wallis_1825_engraving","item_variant":"undefined"},{"item_id":"GIA4752278","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"reisch_gregor_d_1525","item_category5":"not_balown","item_list_name":"search_results","item_name":"liberal_arts_la_geometria_in_margarita_philosophica_by_gregor_reisch_1467_1525_bale_1517","item_variant":"undefined"},{"item_id":"XKH158591","item_category2":"in_copyright","item_category3":"standard","item_category4":"darboven_hanne_1941_2009","item_category5":"balown","item_list_name":"search_results","item_name":"untitled_work_from_kleine_konstruktion_new_york_1966_68_mixed_media_on_paper","item_variant":"undefined"},{"item_id":"LLJ609501","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":"grandmamma_easy_s_merry_multiplication_engraving","item_variant":"undefined"},{"item_id":"LLM3635034","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_calculating_dog_engraving","item_variant":"undefined"},{"item_id":"UIG3904447","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"soviet_mathematician_andrei_kolmogorov_1970s","item_variant":"undefined"},{"item_id":"CHT157351","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"greek_school_12th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"page_of_text_with_geometrical_figures_from_elements_by_euclid_3rd_century_bc_vellum","item_variant":"undefined"},{"item_id":"LIP1614809","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":"multiplication_is_vexation_engraving","item_variant":"undefined"},{"item_id":"XKH158599","item_category2":"in_copyright","item_category3":"standard","item_category4":"darboven_hanne_1941_2009","item_category5":"balown","item_list_name":"search_results","item_name":"untitled_work_from_kleine_konstruktion_new_york_1966_68_pen_pencil_and_ink_on_paper","item_variant":"undefined"},{"item_id":"STC397179","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_school_16th_century_after","item_category5":"not_balown","item_list_name":"search_results","item_name":"copy_of_a_cover_illustration_from_theatrum_instrumentorum_de_besson_copy_by_boris_mestchersky_d_1957","item_variant":"undefined"},{"item_id":"BLT236733","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"fourier_joseph_1768_1830","item_category5":"not_balown","item_list_name":"search_results","item_name":"ms_2044_page_from_calcul_differentiel_et_integral_pen_ink_on_paper","item_variant":"undefined"},{"item_id":"LLM3625175","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":"peter_nieuwland_in_his_father_s_workshop_engraving","item_variant":"undefined"}]}}

{"event":"custom_event","event_name":"view_search_result","event_category":"browse_catalog","keyword":"kw:mathematics","search_type":"standard","search_bridgeman_artists":"false","search_mode":"automatic","search_zero_result":"false","search_results":2514,"search_results_page_number":1}