Anyone interested, The NRA's (American Rifleman) Nov. 05 had an article on U.S.guns WW2. You can get a book on it that just came out. I thought I saw someone ask about this subject on one of the threads.
Author: Paul J. Davies
Thomas publications(dept.AR) POB# 3031
642-6600; www.thomaspublications.com
Soft cover 81/2"x 11"- 141 pp.
$17.95 + $5 shipping
Hope this is of some help.