Here is a very interesting paper that I encourage people to read. It is long, but detailed, well referenced, and makes some serious points...
OF HOLOCAUSTS AND GUN CONTROL
Cite as 75 Wash. U. L.Q. 1237
DANIEL D. POLSBY
Don B. Kates, Jr.[*]
http://ls.wustl.edu/WULQ/75-3/753-4.html
Mike Lorrey