Today in WW II: 15 Jan 1943 Pentagon building completed as US War Department headquarters after only 16 months of construction, costing approx $83 million.   

M51 Truck, Dump, 5 ton, 6x6

The M51 Truck, Dump, 5 ton, 6x6 is part of the G-744 (or M-39) series of 5 ton 6x6 trucks. Details of the history, model numbers, and configurations of the M39-series of trucks are on the linked page.

Soldiers service a M51 Truck, Dump, 5 ton, 6x6, 1 March 1972
Soldiers service a M51 Truck, Dump, 5 ton, 6x6, 1 March 1972.

Soldier guards M51 Truck, Dump, 5 ton, 6x6 while loading, 1 March 1980
Soldier guards M51 Truck, Dump, 5 ton, 6x6 while loading, 1 March 1980.

USMC M-51 5-ton 6x6 dump truck stuck in the sand during Exercise Solid Shield '85, Camp Lejeune, NC, 1 June 1985
USMC M-51 5-ton 6x6 dump truck stuck in the sand during Exercise Solid Shield '85, Camp Lejeune, NC, 1 June 1985.

U.S. Army M-51 Truck, Dump, 5 ton, 6x6, Port-au-Prince, Haiti, 8 October 1996.
U.S. Army M-51 Truck, Dump, 5 ton, 6x6, Port-au-Prince, Haiti, 8 October 1996.

M-51 Dump Truck
U.S. Army M-51A2 Truck, Dump, 5 Ton 6x6. Photo courtesy of Eastern Surplus & Equipment Company.

M-51 Dump Truck
U.S. Army M-51A2 Truck, Dump, 5 Ton 6x6. Photo courtesy of Eastern Surplus & Equipment Company.