{"id":"s5arl4v","internal_id":"499c9021-6eb6-4581-be4c-6379f656a894","links":{"img_thumbnail":"https://digital.sciencehistory.org/downloads/deriv/8c7smi6/thumb_large_2X?disposition=inline","html_self":"https://digital.sciencehistory.org/works/s5arl4v"},"title":"Percy Lavon Julian's vaccination certificate","additional_title":[],"format":["image","text"],"genre":["Records (Documents)","Photographs"],"medium":[],"extent":["10 cm W x 15.5 cm H (closed)"],"language":["English"],"provenance":"","subject":["Julian, Percy Lavon, 1899-1975","Smallpox--Vaccination","United States. Public Health Service","Vaccination"],"department":"Archives","series_arrangement":[],"rights":"http://rightsstatements.org/vocab/NKC/1.0/","rights_holder":"","digitization_funder":"","file_creator":"Auerbach, Jahna","description":"Percy Lavon Julian’s (1899–1975) international certificate of inoculation and vaccination for smallpox. The certificate includes three photographs of Julian: two portraits and one of him in profile. \n\nJulian is internationally recognized for his pioneering research in the development of cortisone, sex hormones, soybean proteins, and firefighting foam. Over the course of his career, Julian received more than 130 chemical patents and in 1973, became the second African American, following David Blackwell (1919-2010), to be elected to the National Academy of Sciences.","description_html":"<p>Percy Lavon Julian’s (1899–1975) international certificate of inoculation and vaccination for smallpox. The certificate includes three photographs of Julian: two portraits and one of him in profile. </p>\n\n<p>Julian is internationally recognized for his pioneering research in the development of cortisone, sex hormones, soybean proteins, and firefighting foam. Over the course of his career, Julian received more than 130 chemical patents and in 1973, became the second African American, following David Blackwell (1919-2010), to be elected to the National Academy of Sciences.</p>","published_at":"2026-09-14T14:33:18Z","updated_at":"2026-09-14T14:33:18Z","creator":[{"category":"creator_of_work","value":"United States. Public Health Service"}],"date_of_work":[{"start":"1960-06","start_qualifier":"","finish":"","finish_qualifier":"","note":"","formatted":"1960-Jun"}],"place":[{"category":"place_of_creation","value":"United States"}],"inscription":[],"related_link":[],"additional_credit":[],"physical_container":null}