- Welcome to the new Front Page for A.G. Guns and Ammo and Instructional Shooting Inc. Please Choose where you would like to go. Eastern Massachusetts' only full-time, privately owned firearms training school. This page has been accessed times AG Guns and Ammo; Instructional Shooting; G & G Firearms Experts Page updated and maintained by Kenneth Mills Copyright 1997-2000, Instructional Shooting, ...www.agguns.com