{"id":"5n1i89u","internal_id":"b5763589-9723-40f4-ac99-73942eae3b82","links":{"img_thumbnail":"https://digital.sciencehistory.org/downloads/deriv/okujaoi/thumb_large_2X?disposition=inline","html_self":"https://digital.sciencehistory.org/works/5n1i89u"},"title":"Stamp commemorating the Sixth International Congresses of Tropical Medicine and Malaria","additional_title":[],"format":["image"],"genre":["Postage stamps"],"medium":[],"extent":["3 cm W x 3 cm H"],"language":["Portuguese"],"provenance":"","subject":["Postage stamps","Botanical illustration","Medicinal plants","Malaria"],"department":"Archives","series_arrangement":[],"rights":"http://creativecommons.org/publicdomain/mark/1.0/","rights_holder":"","digitization_funder":"","file_creator":"Auerbach, Jahna","description":"1958 stamp from Macau, which was a Portuguese overseas province in West Africa from 1588 until 1974. The stamp features a botanical illustration of Maytenus senegalensis. Maytenus senegalensis, also known as spike thorn, is a versatile medicinal plant used in African traditional medicine. It is used to treat malaria, digestive issues, skin conditions, respiratory infections (pneumonia), and rheumatism. ","description_html":"<p>1958 stamp from Macau, which was a Portuguese overseas province in West Africa from 1588 until 1974. The stamp features a botanical illustration of Maytenus senegalensis. Maytenus senegalensis, also known as spike thorn, is a versatile medicinal plant used in African traditional medicine. It is used to treat malaria, digestive issues, skin conditions, respiratory infections (pneumonia), and rheumatism. </p>","published_at":"2026-04-08T15:37:35Z","updated_at":"2026-04-08T15:37:35Z","creator":[],"date_of_work":[{"start":"1958","start_qualifier":"","finish":"","finish_qualifier":"","note":"","formatted":"1958"}],"place":[{"category":"place_of_creation","value":"Guinea"}],"inscription":[],"related_link":[],"additional_credit":[],"physical_container":{"box":"5","folder":"","volume":"","part":"","page":"","shelfmark":"","reel":"","formatted":"Box 5"}}