Item 021-020: fingerprints; Finger Print Civil Service Examination Instruction; A manual of 350 questions and answers for candidates to practice for the exam as Finger Print Expert in New York City civil service and Finger Print Classifier in U. S. civil service.; author n.a.; Institute of Applied Science, Chicago, IL; 16 pages; DF 1144, 1939

Item 021-020: fingerprints; Finger Print Civil Service Examination Instruction; A manual of 350 questions and answers for candidates to practice for the exam as Finger Print Expert in New York City civil service and Finger Print Classifier in U. S. civil service.; author n.a.; Institute of Applied Science, Chicago, IL; 16 pages; DF 1144, 1939, Box: 21, Folder: 4. International Association for Identification Records, A&M 3518. West Virginia and Regional History Center. https://archives.lib.wvu.edu/repositories/2/archival_objects/44122 Accessed December 06, 2025.