Pete,
As a reminder, there were many good responses to your June 2002 inquiry about the Norton 45. Included below is that link for reference:
http://forums.lugerforum.com/cgi-bin...c;f=1;t=000009
The museum curator may have further details; below is a link with their contact information:
http://www.museumsusa.org/data/museums/LA/101231.htm
Hope this helps! I will plan a trip to Shreveport someday to see this legendary pistol first hand.