Today in WW II: 23 Jul 1940 American Bantam and Willys-Overland submit the only two bids for the Quartermaster Corps light reconnaissance and command cars, the origin of the military jeep.  More 
23 Jul 1941 Original World War II contract for jeeps awarded to Willys with Ford added Nov 1941 to increase production.
23 Jul 1945 Submarine USS Barb [SS-220] destroys a Japanese locomotive and supply train at Patience Bay off the coast of Karafuto, Japan, the only known such attack by a submarine.
Visit the Olive-Drab.com World War II Timeline for day-by-day events 1939-1945! See also WW2 Books.

GMC M215 Truck, Dump, 2 1/2 ton, 6x6 (G-749)

The M-215 2 1/2 Ton 6x6 Dump Truck is part of the GMC M-135 Series of Cargo Trucks. More information is found on the linked page.

GMC M215 Truck, Dump, 2 1/2 ton, 6x6 (G-749), from TM 9-8024
GMC M215 Truck, Dump, 2 1/2 ton, 6x6 (G-749), from TM 9-8024.

GMC M215 Truck, Dump, 2 1/2 ton, 6x6 (G-749), from TM 9-8024
GMC M215 Truck, Dump, 2 1/2 ton, 6x6 (G-749), from TM 9-8024.