Today in WW II: 14 Oct 1939 German U-Boat U-47 sinks the British battleship HMS Royal Oak at Scapa Flow in Orkney, Scotland, with loss of 833 sailors. More 
14 Oct 1943 Schweinfurt Raid, Black Thursday: US 8th Air Force sends more than 250 B-17 Flying Fortress bombers to destroy ball-bearing factories.
14 Oct 1944 German Field Marshal Erwin Rommel commits suicide rather than face execution for his involvement in the 20 July plot against Adolf Hitler.
Visit the Olive-Drab.com World War II Timeline for day-by-day events 1939-1945! See also WW2 Books.

M-50 Truck, Tank, 2 1/2-ton, 6x6, Water, 1000 gal.

The Truck, Tank, 2 1/2-ton, 6x6, Water, 1000 gal. M-50 is part of the G-742 (or M-44) series of 2 1/2 ton trucks. The many models of the very successful G-742 trucks were in Army inventory from the mid-1950s into the 1990s.

Details of the history, model numbers, and configurations of the M35-series of 6x6 cargo trucks is on the linked page.

There were at least two body styles for the tank of the M50 family of water trucks. Note that one style has a rectangular wheel well while the other has a straight body side, both found in other trucks of the M-44 series.

A Marine at the controls of an M-50 Truck, Tank, 2 1/2-ton, 6x6, Water, 1000 gal., April 1983.  A water tank trailer is to the left.
A Marine at the controls of an M-50 Truck, Tank, 2 1/2-ton, 6x6, Water, 1000 gal., April 1983. A water tank trailer is to the left.

6th Marine Amphibious Brigade M50 Truck, Tank, 2 1/2-ton, 6x6, Water, 1000 gal., Wilmington, NC, 15 March 1985.  The truck is on the ramp of prepositioning ship SS PFC. Eugene A. Obregon (T-AK 3006)
6th Marine Amphibious Brigade M50 Truck, Tank, 2 1/2-ton, 6x6, Water, 1000 gal., Wilmington, NC, 15 March 1985. The truck is on the ramp of prepositioning ship SS PFC. Eugene A. Obregon (T-AK 3006).

U.S. Army M50A3 Truck, Tank, 2 1/2-ton, 6x6, Water, 1000 gal., Langley AFB, VA, 28 March 1985
U.S. Army M50A3 Truck, Tank, 2 1/2-ton, 6x6, Water, 1000 gal., Langley AFB, VA, 28 March 1985.

U.S. Army M-50A3 Truck, Tank, 2 1/2-ton, 6x6, Water, 1000 gal. filling from a desert well station during Exercise Gallant Eagle '86, Twentynine Palms, CA, July 1986.
U.S. Army M50A3 Truck, Tank, 2 1/2-ton, 6x6, Water, 1000 gal. filling from a desert well station during Exercise Gallant Eagle '86, Twentynine Palms, CA, July 1986.