I am going to post this in the figures forum as well , doing my first US fig and have no idea what colors to use for jackets , pants etc , I will be using tamiya base paint most likely , with oils , possibly some humbrol stuff any ideas would be very helpful.[:)]
Try this site: www.atthefront.com
Rollin has originals as well as excellent reproductions of WW2 uniforms.
You could also try this site for US WW2 info
http://www.usarmymodels.com/index.html