{"event":"ecommerce_event","event_name":"view_item","event_category":"browse_catalog","ecommerce":{"items":[{"item_id":"XEE4406522","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"dargent_jean_edouard_yan_1824_99","item_category5":"balown","item_list_name":"search_results","item_name":"florin_perier_measuring_the_height_of_the_barometer_mercury_tube_of_evangelista_torricelli_or_torice","item_variant":"undefined"},{"item_id":"LRI4632343","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"martellini_gaspero_1785_1857","item_category5":"not_balown","item_list_name":"search_results","item_name":"the_grand_duke_of_tuscany_ferdinand_ii_de_medicis_ferdinando_ii_de_medici_1610_1670_attends_an_exper","item_variant":"undefined"},{"item_id":"GIA4744182","item_category":"photo","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist_17th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"barometer_mercury_tube_invention_by_evangelista_torricelli_or_toricelli_1608_1647_museum_of_science_","item_variant":"undefined"},{"item_id":"GIA4783462","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"dargent_jean_edouard_yan_1824_99","item_category5":"not_balown","item_list_name":"search_results","item_name":"florin_perier_measuring_the_height_barometer_mercury_tube_of_evangelista_torricelli_or_toricelli_dur","item_variant":"undefined"},{"item_id":"XEE4139834","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"anonymous","item_category5":"balown","item_list_name":"search_results","item_name":"gas_pressure_atmospheric_pressure_on_the_left_the_experiment_of_evangelista_torricelli_or_toricelli_","item_variant":"undefined"},{"item_id":"CH711011","item_category":"photo","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":"regency_stick_barometer_maggi_ortelli_exeter_c_1820_mahogany_glass_metal","item_variant":"undefined"},{"item_id":"UIG3522383","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"page_from_a_treatise_on_the_aneroid_a_newly_invented_portable_barometer_by_edward_j_dent","item_variant":"undefined"},{"item_id":"UIG5312008","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"one_of_evangelista_torricelli_s_experiments_on_barometric_pressure","item_variant":"undefined"},{"item_id":"LLM2802078","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"english_school_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"syphon_barometer_chromolitho","item_variant":"undefined"},{"item_id":"UIS5073955","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"torricelli_s_first_barometer_1643","item_variant":"undefined"},{"item_id":"UIG3522430","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"torricellian_tube_barometer","item_variant":"undefined"},{"item_id":"UIG541061","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"evangelista_torricelli_inventing_the_mercury_barometer_1643_torricelli_1608_1647_demonstrated_that_l","item_variant":"undefined"},{"item_id":"DGA3939036","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"experiments_conducted_using_torricelli_s_barometer_copperplate_engraving","item_variant":"undefined"},{"item_id":"GIA4817490","item_category":"photo","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":"barometer_mercury_tube_by_evangelista_torricelli_or_toricelli_1608_1647_museum_of_science_and_techno","item_variant":"undefined"},{"item_id":"UIG541046","item_category2":"undetermined_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"barometers_used_for_experiments_at_the_accademia_del_cimento_c1666_closed_tube_with_mercury_left_and","item_variant":"undefined"},{"item_id":"UIG5311473","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"illustration_depicting_a_fortin_barometer_1873_jean_nicolas_fortin_1750_1831_was_a_french_maker_of_s","item_variant":"undefined"},{"item_id":"XEE4411741","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":"perier_measuring_the_height_of_the_barometer_mercury_tube_by_evangelista_torricelli_or_toricelli_on_","item_variant":"undefined"},{"item_id":"LAL298010","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category4":"keay_john_20th_century","item_category5":"not_balown","item_list_name":"search_results","item_name":"galileo_and_hooke","item_variant":"undefined"},{"item_id":"XEE4409044","item_category":"illustration","item_category2":"out_of_copyright","item_category3":"standard","item_category4":"unknown_artist","item_category5":"balown","item_list_name":"search_results","item_name":"evangelista_torricelli_or_toricelli_1608_1647_italian_physicist_and_mathematician_discovering_the_ba","item_variant":"undefined"},{"item_id":"AUL4128072","item_category":"illustration","item_category2":"undetermined_copyright","item_category3":"standard","item_category4":"aude_laporte","item_category5":"not_balown","item_list_name":"search_results","item_name":"experience_of_blaise_pascal_1623_1662_on_atmospheric_pressure_atmospheric_pressure_is_measured_using","item_variant":"undefined"},{"item_id":"XEE4163682","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":"florin_perier_making_experiment_of_torricelli_at_summit_of_the_puy_de_dome_september_19_1648_atmosph","item_variant":"undefined"},{"item_id":"UIS5066173","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"combined_barometer_and_thermometer_1719","item_variant":"undefined"},{"item_id":"UIS5622006","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"met_pressure_measurement_barometers_straight_cistern_tube_barometer_1760_1775","item_variant":"undefined"},{"item_id":"XEE4117210","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_evangelista_torricelli_or_toricelli_1608_1647_italian_physicist_with_his_invention_the_b","item_variant":"undefined"},{"item_id":"UIS5084023","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"air_barometer_or_sympiesometer_1858","item_variant":"undefined"},{"item_id":"UIS5066858","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"portable_barometer_by_daniel_quare_1700","item_variant":"undefined"},{"item_id":"UIS5084025","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"sympiesometer_or_air_barometer_1845_1851","item_variant":"undefined"},{"item_id":"UIS5084016","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"ronketti_s_sympiesometer_or_air_barometer_1839","item_variant":"undefined"},{"item_id":"UIS5066184","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"portable_barometer_by_daniel_quare_1695_1705","item_variant":"undefined"},{"item_id":"XEE4410928","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_evangelista_torricelli_or_toricelli_1608_1647_italian_physicist_with_his_invention_the_b","item_variant":"undefined"},{"item_id":"UIS5066166","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"domestic_fitzroy_s_barometer_c_1860","item_variant":"undefined"},{"item_id":"UIS5063062","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"hea_thermometers_double_barometer_and_thermometer_c_1740","item_variant":"undefined"},{"item_id":"UIS5061425","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"hea_thermometers_double_barometer_and_thermometer_c_1740","item_variant":"undefined"},{"item_id":"UIS5084219","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"using_a_meteorological_instrument_1688","item_variant":"undefined"},{"item_id":"UIS5082357","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"equipment_cardiovascular_system_sphygmomanometer_blood_pressure_apparatus_1890","item_variant":"undefined"},{"item_id":"UIS5622884","item_category":"illustration","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"evangelista_torricelli_italian_physicist_1641","item_variant":"undefined"},{"item_id":"UIS5068555","item_category":"object","item_category2":"no_copyright","item_category3":"standard","item_category5":"not_balown","item_list_name":"search_results","item_name":"equipment_cardiovascular_system_sphygmomanometer_blood_pressure_apparatus_late_19th_century","item_variant":"undefined"}]}}

{"event":"custom_event","event_name":"view_search_result","event_category":"browse_catalog","keyword":"Barometer Tube","search_type":"standard","search_bridgeman_artists":"false","search_mode":"automatic","search_zero_result":"false","search_results":37,"search_results_page_number":1}