Frederick E. Kredel, M.D. Papers, MSS 351, Waring Historical Library, Medical University of South Carolina (Charleston)
American Cancer Society, South Carolina Division; American College of Surgeons, South Carolina Chapter; Charleston County Medical Society; Cushing, Harvey (1869-1939); Guiana- discovery and Exploration; Guiana- Discovery and Exploration- Photographs; Society of University Surgeons; Williams, Samuel H.; Kredel, Frederick Evert (1903-1961)
Certificate. State Headquarters Selective Service System. State of South Carolina. Office of the Governor. May 2, 1944. Frederick Evert Kredel, M.D. You are hereby notified that the Governor of the State of South Carolina reposing great confidence in your honor, integrity and ability, has this Third day of May, 1944, appointed you Surgeon on the Medical Advisory Board for Dist. #11, Charleston, State of South Carolina.