A Medic of an unidentified unit takes some time out and feeds some birds resting on an upturned 10-in-1 Ration box. The GI wears HBT Coveralls, and has square medical markings on his M1 Helmet. Source: US National Archives http://med-dept.com/gallery/medical-personnel/
Jerry's RTO trying to cool his feet-west of Tam Ky, 1967. Note the lighweight rucksack on the left as well as the ERDL poncho liner laying on the brush. There also appears to be an M1 helmet in the left corner with no helmet cover.
10 Nov 41: The US Army updates uniform regulations, replacing the WWI-era doughboy helmet with the iconic M-1 steel helmet, which will be standard issue for the US military for over 40 years. Over 22 million will be made by the end of World War II. More: http://scanningwwii.com/a?d=1110&s=411110 #WWII
Man and man's best friend at a rare peaceful moment at the front, Normandy, summer 1944. The GI has also collected a German helmet. He carries the standard issue M1 Garand rifle and an ammo bandolier. I wish I knew what happened to both of them.
On Iwo Jima, a U.S. Marine aims his M1 Garand rifle at the enemy with an uncertain grip. His helmet cover identifies him as "Martin 1". Note the cases of Japanese ammo used by him for his perch. (1945)