[Col. Mustard]

Try here:

http://www.shadeslanding.com/firearm...rotection.html

and here;

http://hematite.com/dragon/policeprot.html

and maybe here;

http://www.soc.umn.edu/~samaha/cases...ago_county.htm

And there's another one I can't find at the moment...

Anyway, those ought to give you some information...