Colonel Eldon W. Carey was commissioned a Transportation Officer from Officer Candidate School on 20 December 1949. His first duty assignment was as Motor Officer, 46th Transportation Service Group, Marianas-Bonins Command, APO 246.| His subsequent duty assignments include:  Motor Officer, Camp McCoy, Wisconsin; Post Transportation Officer, Camp Lucas, Michigan; Platoon Leader, 503d Transportation Company, Mannheim, Germany; Commander, 40th Transportation Company (MT) (PET), Mannheim, Germany;  Commander Headquarters Company, 181st Transportation Battalion, Mannheim, Germany; Post Transportation Officer, White Sands Proving Ground, New Mexico; Commander, Company C, Armored Personnel, Carrier, 23d Transportation Battalion, 1st Cavalry Division, Korea; S-3, 23d Transportation Battalion, 1st Cavalry Division, Korea; S-3, 3d Transportation Terminal Group, Fort Eustis, Virginia; Staff Transportation Officer, Headquarters, U.S. Army Europe, Heidelberg, Germany;  Staff  Officer, Office of Personnel Operations, Washington, D. C.; Commander, 24th Transportation Battalion, Republic of Vietnam; Director of Transportation, 2d Logistical Command, Okinawa;  Senior Advisor, 425th Transportation Brigade, Chicago, Illinois.