Gary’s Combat Vehicle Reference Guide is what it says it is.
20th Century
Uniforms of Russia 960 – 1900
The New York Public Library Images collection has an amazing collection of the uniforms of Russian armed forces from 960 – 1900. Most are in color. All are useful.
Mexican Uniforms 1826 – 1906
The New York Public library has put online its collection of color military plates. Most are hand colored block prints. The collection of Mexican Uniforms 1826 – 1906 could come in handy as a painting guide for the Texas Rebellion and the US – Mexican War, as well as the Maximilian period.
British Uniforms 1066 – 1900
The New York Public Library’s digital holdings have an amazing collection of color plates of British uniforms from 1066 – 1900. These are great painting guides.
Guide To Gaming The Russian Civil War
The Jackson Gamers have a very detailed guide to gaming the Russian Civil War.