WWI Uniforms, Insignia, (Distinguishing Marks), Rank, etc.
Detail of an aviator Officer's uniform collar
Courtesy of the Indiana War Memorial
US Army Soldier
A United States Soldier Completely Equipped for Service. On his back this American fighting man carries his blanket roll, small shovel, bag, etc. His canteen is at his belt. He is armed with a .30 calibre U. S. Army rifle. Minimum weight for maximum efficiency is the principle upon which his whole outfit has been designed.
Source: History's Greatest War: A Pictorial Narrative by S. J. Duncan-Clark; Copyrighted 1919 by E. T. Townsend, p. 206.
General John J. Pershing
Doughboys had some variations:
Olive drab wool tunics with a high stand up collar
wool breeches, tight at the calves
puttees, cloth leg wraps
Heavy trench boots
Brodie M1917 "Doughboy" helmet or a Montana-peak campaign hat
Siberian Uniforms
1st Lt Harry S. Truman
Battery D, 129th Field Artillery, 35th Div.
US Navy uniforms in WW1
Women's yeoman uniforms WW1