an HU-1A (that was the correct designation at the time) of the 57th Medical Detachment (Helicopter Ambulance) in Nha Trang, Vietnam in 1963. From MEDICAL DEPARTMENT, UNITED STATES ARMY INTERNAL MEDICINE IN VIETNAM, Volume II, GENERAL MEDICINE AND INFECTIOUS DISEASES, Editors for Internal Medicine: Brigadier General ANDRE J. OGNIBENE, MC, USA, and Colonel O`NEILLBARRETT, Jr., MC, USA (Ret.). OFFICE OF THE SURGEON GENERAL AND CENTER OF MILITARY HISTORY UNITED STATES ARMY, WASHINGTON, D.C., 1982, Page 26

Justification for fair use: U.S. Army photograph

URL: https://medcoeckapwstorprd01.blob.core.usgovcloudapi.net/achh/figure12_1911.jpg

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