Keywords: "Pfc. Johnnie Mae Welton, Negro WAC, laboratory technician trainee, conducts an experiment in the serology laboratory sf - NARA - 531360.jpg Scope and content General notes 531360 Local identifier 111-SC-341534 Department of Defense Department of the Army Office of the Chief Signal Officer 09/18/1947 - 02/28/1964 Still Picture Records Section Special Media Archives Services Division NWCS-S National Archives at College Park 8601 Adelphi Road College Park MD 20740-6001 1944-03-20 Record group Record Group 111 Records of the Office of the Chief Signal Officer 1860 - 1985 Record group ARC 440 Signal Corps Photographs of American Military Activity compiled 1754 - 1954 Series ARC 530707 File unit File unit ARC Variant control numbers NAIL Control Number NWDNS-111-SC-341534<br /> Select List Identifier AFRO/AM LIST 143 Other versions <gallery> File Pfc _Johnnie_Mae_Welton _Negro_WAC _laboratory_technician_trainee _conducts_an_experiment_in_the_serology_laboratory_sf_-_NARA_-_531360 tif tif File Pfc _Johnnie_Mae_Welton _Negro_WAC _laboratory_technician_trainee _conducts_an_experiment_in_the_serology_laboratory_sf_-_NARA_-_531360 jpg jpg </gallery> NARA-cooperation PD-USGov African American history of the 1940s African American soldiers World War II forces of the United States Women's Army Corps Laboratory techniques People using pipettes |