{"event":"ecommerce_event","event_name":"view_item","event_category":"browse_catalog","ecommerce":{"items":[{"item_id":"MME4070476","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"mencarini_marcello","item_category5":"not_balown","item_list_name":"search_results","item_name":"italian_writer_and_mathematicians_paolo_zellini_1999_photo","item_variant":"undefined"},{"item_id":"MME3826114","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"mencarini_marcello","item_category5":"not_balown","item_list_name":"search_results","item_name":"lucio_lombardo_radice_in_his_house_1980","item_variant":"undefined"},{"item_id":"MME4070477","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"mencarini_marcello","item_category5":"not_balown","item_list_name":"search_results","item_name":"italian_writer_and_mathematicians_paolo_zellini_1999_photo","item_variant":"undefined"},{"item_id":"DGA767122","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"matematica_superstitio_from_ship_of_fools_stultifera_navis_by_sebastian_brant_1458_1521_incunabulum_","item_variant":"undefined"},{"item_id":"MME4729140","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"mencarini_marcello","item_category5":"not_balown","item_list_name":"search_results","item_name":"rome_1980_italian_mathematician_pedagogist_and_politician_lucio_lombardo_radice_in_his_house_roma_19","item_variant":"undefined"},{"item_id":"MME4729095","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"mencarini_marcello","item_category5":"not_balown","item_list_name":"search_results","item_name":"rome_1980_italian_mathematician_pedagogist_and_politician_lucio_lombardo_radice_in_his_house_roma_19","item_variant":"undefined"},{"item_id":"MME3826116","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"mencarini_marcello","item_category5":"not_balown","item_list_name":"search_results","item_name":"lucio_lombardo_radice_in_his_house_1980","item_variant":"undefined"},{"item_id":"MME4729111","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"mencarini_marcello","item_category5":"not_balown","item_list_name":"search_results","item_name":"rome_1980_italian_mathematician_pedagogist_and_politician_lucio_lombardo_radice_in_his_house_roma_19","item_variant":"undefined"},{"item_id":"MME4729130","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"mencarini_marcello","item_category5":"not_balown","item_list_name":"search_results","item_name":"rome_1980_italian_mathematician_pedagogist_and_politician_lucio_lombardo_radice_in_his_house_roma_19","item_variant":"undefined"},{"item_id":"MME4729124","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"mencarini_marcello","item_category5":"not_balown","item_list_name":"search_results","item_name":"rome_1980_italian_mathematician_pedagogist_and_politician_lucio_lombardo_radice_in_his_house_holding","item_variant":"undefined"},{"item_id":"MME4729201","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"mencarini_marcello","item_category5":"not_balown","item_list_name":"search_results","item_name":"rome_1980_italian_mathematician_pedagogist_and_politician_lucio_lombardo_radice_in_his_house_roma_19","item_variant":"undefined"},{"item_id":"MME4729142","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"mencarini_marcello","item_category5":"not_balown","item_list_name":"search_results","item_name":"rome_1980_italian_mathematician_pedagogist_and_politician_lucio_lombardo_radice_in_the_garden_of_his","item_variant":"undefined"},{"item_id":"MME4729061","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"mencarini_marcello","item_category5":"not_balown","item_list_name":"search_results","item_name":"rome_1980_italian_mathematician_pedagogist_and_politician_lucio_lombardo_radice_in_the_garden_of_his","item_variant":"undefined"},{"item_id":"MME4729192","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"mencarini_marcello","item_category5":"not_balown","item_list_name":"search_results","item_name":"rome_1980_italian_mathematician_pedagogist_and_politician_lucio_lombardo_radice_in_his_house_roma_19","item_variant":"undefined"},{"item_id":"MME4729180","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category4":"mencarini_marcello","item_category5":"not_balown","item_list_name":"search_results","item_name":"rome_1980_italian_mathematician_pedagogist_and_politician_lucio_lombardo_radice_in_the_garden_of_his","item_variant":"undefined"},{"item_id":"XEE556637","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_school_19th_century","item_category5":"balown","item_list_name":"search_results","item_name":"portrait_of_blaise_pascal_1623_1662_french_mathematician_and_writer","item_variant":"undefined"},{"item_id":"GRL6372817","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"italian_school_14th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"genoa_museum_of_st_augustine_virile_standing_figure_by_campionese_sclptor_master_of_giano_about_1307","item_variant":"undefined"},{"item_id":"GRL6372816","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"italian_school_14th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"genoa_museum_of_st_augustine_virile_standing_figure_by_campionese_sclptor_master_of_giano_about_1307","item_variant":"undefined"},{"item_id":"XEE556607","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_school_19th_century","item_category5":"balown","item_list_name":"search_results","item_name":"portrait_of_georges_louis_leclerc_comte_de_buffon_1707_1788_french_naturalist_mathematician_cosmolog","item_variant":"undefined"},{"item_id":"XEE556460","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_school_19th_century","item_category5":"balown","item_list_name":"search_results","item_name":"portrait_of_pierre_simon_marquis_de_laplace_la_place_1749_1827_french_mathematician_and_astronomer","item_variant":"undefined"},{"item_id":"XEE556444","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"french_school_19th_century","item_category5":"balown","item_list_name":"search_results","item_name":"portrait_of_pierre_simon_marquis_de_laplace_la_place_1749_1827_french_mathematician_and_astronomer","item_variant":"undefined"},{"item_id":"TRK7133609","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"page_with_algebraic_calculations_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133621","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"figures_with_different_calculations_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133619","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"optics_calculations_1779_engraving","item_variant":"undefined"},{"item_id":"DGA3953216","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"portrait_of_maria_gaetana_agnesi_1718_1799_italian_mathematician_and_benefactor_engraving_by_guadagn","item_variant":"undefined"},{"item_id":"TRK7133616","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"fluid_dynamics_calculations_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133607","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"page_with_algebraic_calculations_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133625","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"figures_with_different_calculations_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133622","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"astronomy_calculations_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133614","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"hydrodynamics_calculations_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133611","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"dynamics_calculations_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133624","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"astronomy_calculations_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133612","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"dynamics_calculations_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133606","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"cover_of_volume_i_which_is_about_elements_of_arithmetic_trigonometry_and_geometry_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133634","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"trigonometric_calculations_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133613","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"dynamics_calculations_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133618","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"hydrodynamics_calculations_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133626","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"astronomy_calculations_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133620","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"figures_with_different_calculations_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133615","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"fluid_dynamics_calculations_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133633","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"architectural_calculations_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133605","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"page_with_algebraic_calculations_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133617","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"fluid_dynamics_calculations_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133635","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"different_tools_and_utensils_used_for_the_work_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133641","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"trigonometric_calculations_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133640","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"geometric_figures_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133637","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"figures_depicting_trigonometric_calculus_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133636","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"depiction_of_different_building_sections_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133638","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"trigonometric_calculation_illustrations_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133639","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"conical_sections_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133632","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"reduction_table_of_the_french_toise_to_the_castilian_vara_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133629","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"calendar_of_gregory_xiii_from_january_to_june_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133628","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"different_calculations_1779_engraving","item_variant":"undefined"},{"item_id":"DGA5184640","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"page_from_elementa_elements_mathematical_treatise_by_euclid_born_ca_300_bc_greek_manuscript_plut_28_","item_variant":"undefined"},{"item_id":"TRK7133608","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"page_with_conic_section_calculations_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133610","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"page_with_trigonometric_calculations_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133623","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"table_of_the_mean_distances_of_the_planets_from_the_sun_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133630","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"calendar_of_gregory_xiii_from_july_to_december_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133627","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"physical_astronomy_calculations_1779_engraving","item_variant":"undefined"},{"item_id":"TRK7133631","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"expanded_table_of_the_epacts_of_the_new_moons_1779_engraving","item_variant":"undefined"},{"item_id":"BAL116092","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"egyptian_second_intermediate_period_c_1750_c_1650_bc","item_category5":"not_balown","item_list_name":"search_results","item_name":"detail_of_the_rhind_mathematical_papyrus_hyksos_period_15th_dynasty_c_1550_bc_papyrus_see_also_9712","item_variant":"undefined"},{"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":"UIG2626694","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"islamic_school_16th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"illustration_depicting_mathematical_charts_from_1538_edition_of_aja_ib_al_makhluqat_wa_ghara_ib_al_m","item_variant":"undefined"},{"item_id":"AMO113755","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"prehistoric","item_category5":"not_balown","item_list_name":"search_results","item_name":"prehistoric_tablet_with_multiplication_table_plaster","item_variant":"undefined"},{"item_id":"XIR177447","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"babylonian","item_category5":"balown","item_list_name":"search_results","item_name":"tablet_with_cuneiform_script_c_1830_1530_bc_clay","item_variant":"undefined"},{"item_id":"CHT163437","item_category":"photo","item_category2":"undetermined_copyright","item_category3":"standard","item_category4":"french_photographer_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"meeting_of_the_bourbaki_group_in_besse_en_chandesse_puy_de_dome_july_1935_b_w_photo","item_variant":"undefined"},{"item_id":"XOS1127483","item_category":"photo","item_category2":"no_copyright","item_category3":"standard","item_category5":"balown","item_list_name":"search_results","item_name":"emmy_noether_c_1910_b_w_photo","item_variant":"undefined"},{"item_id":"EUL253429","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"nasir_al_din_al_tusi","item_category5":"not_balown","item_list_name":"search_results","item_name":"or_ms_27_tahir_uqlidus_ink_on_paper","item_variant":"undefined"},{"item_id":"CHT162794","item_category":"illustration","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":"allegory_of_arithmetic_from_margarita_philosophica_by_gregor_reisch_1503_woodcut","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":"XEE4156407","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist_19th_century","item_category5":"balown","item_list_name":"search_results","item_name":"portrait_of_sophie_germain_1776_1831_french_mathematician_portrait_of_marie_sophie_germain_french_ma","item_variant":"undefined"},{"item_id":"BAL136311","item_category":"object","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":"plate_xx_from_volume_i_of_the_mathematical_principles_of_natural_philosophy_by_sir_isaac_newton_1642","item_variant":"undefined"},{"item_id":"XIR216475","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"carolingian_school_9th_century","item_category5":"balown","item_list_name":"search_results","item_name":"fol_251v_finger_counting_from_1_to_20000_from_de_numeris_codex_alcobacense_by_rabanus_maurus_780_856","item_variant":"undefined"},{"item_id":"CH349944","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"swiss_school_16th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"titlepage_of_a_printed_edition_of_the_archimedes_palimpsest_editio_princeps_1544_print","item_variant":"undefined"},{"item_id":"BAL136314","item_category":"object","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":"plate_i_illustrating_law_ii_from_volume_i_of_the_mathematical_principles_of_natural_philosophy_by_si","item_variant":"undefined"},{"item_id":"CHT171359","item_category":"object","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":"calculating_machine_invented_by_blaise_pascal_1623_63_in_1642_wood_and_metal","item_variant":"undefined"},{"item_id":"CHT213226","item_category":"object","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":"ACD173234","item_category":"photo","item_category2":"undetermined_copyright","item_category3":"standard","item_category4":"french_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"portrait_of_louis_victor_pierre_raymond_de_broglie_1892_1987_writing_his_famous_formula_on_a_blackbo","item_variant":"undefined"},{"item_id":"BL5974293","item_category":"illustration","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":"BLT236733","item_category":"illustration","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_and_ink_on_paper","item_variant":"undefined"},{"item_id":"BAL136318","item_category":"object","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":"plate_xix_illustrating_proposition_lxv_theorem_xxv_from_volume_i_of_the_mathematical_principles_of_n","item_variant":"undefined"},{"item_id":"ONT996051","item_category":"illustration","item_category2":"in_copyright","item_category3":"standard","item_category4":"borduas_paul_emile_1905_60","item_category5":"not_balown","item_list_name":"search_results","item_name":"3_3_2_1956_oil_on_canvas","item_variant":"undefined"},{"item_id":"CCI2638757","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"science_the_french_mathematician_henri_poincare_photo_france_c_1900","item_variant":"undefined"},{"item_id":"BL239365","item_category":"object","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"greek_school","item_category5":"not_balown","item_list_name":"search_results","item_name":"add_34186_no_2_writing_tablet_possibly_2nd_century_wax","item_variant":"undefined"},{"item_id":"CHT163747","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"galois_alfred_fl_1840","item_category5":"not_balown","item_list_name":"search_results","item_name":"evariste_galois_1811_32_1848_engraving_b_w_photo","item_variant":"undefined"},{"item_id":"CHT223765","item_category":"illustration","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":"pythagoras_c_570_480_bc_teaching_a_class_of_students_illustration_from_ovid_s_metamorphoses_engravin","item_variant":"undefined"},{"item_id":"CHT157351","item_category":"illustration","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":"XEE5030577","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"stefano_bianchetti","item_category5":"balown","item_list_name":"search_results","item_name":"portrait_of_sofia_kovaleskaya_russian_mathematician","item_variant":"undefined"},{"item_id":"XEE5030578","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"stefano_bianchetti","item_category5":"balown","item_list_name":"search_results","item_name":"portrait_of_sofia_kovaleskaya_russian_mathematician","item_variant":"undefined"},{"item_id":"BLT236735","item_category":"illustration","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_and_ink_on_paper","item_variant":"undefined"}]}}

{"event":"custom_event","event_name":"view_search_result","event_category":"browse_catalog","keyword":"matematica","search_type":"standard","search_bridgeman_artists":"false","search_mode":"automatic","search_zero_result":"false","search_results":3586,"search_results_page_number":1}