Jimmy Hare was a photojournalist taking pictures from the Spanish American War, Russo-Japanese War, early aeronautical advances, Mexican Revolution and WWI. One book on his life, pictured belown has some great rare photos in it.

The photo is of Japanese troops during the 1905 Russo-Japanese War. For lots of candid shots and troops in unforms (or lack of) of warriors in the early 20th century check out his work.