1. Physiological aspects of flying and maintenance of physical fitness Author(s): United States. Army. Air Corps, author. Publication: Washington, D.C. : U.S. Government Printing Office, July 25, 1941 Subject(s): AviationPhysiological PhenomenaAerospace Medicine -- methodsMilitary PersonnelPhysical FitnessAdaptation, PhysiologicalUnited States
