An excellent site that shows ranks and other US Army insignia of World War II

is - www.inxpress.net/~rokats/wwii.html

Ranks and patches - www.angelfire.com/md2/patches/

The Institute of Heraldry - www.perscom.army.mil/tagd/tioh/tioh.htm

US Navy uniforms and insignia - http://users.sisna.com/justinb/unifhome.html

World War II Army Shoulder Insignia