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Re: What is this proof mark? (Back bore .002 in 1974?) Bushmaster #585762 11/30/20 12:45 PM
Joined: Jan 2009 Posts: 682 Bushmaster OP Sidelock
OP Bushmaster Sidelock Joined: Jan 2009 Posts: 682	So do we say that William J. Nittler back-bored this 20 gauge Model 12 from a nominal .651" (20 ga.) to .671" in 1974? Thanks to all for the information and leads Last edited by Bushmaster; 11/30/20 08:29 PM.

Entire Thread
Subject	Posted By	Posted
What is this proof mark? (Back bore .002 in 1974?)	Bushmaster	11/30/20 04:05 AM
Re: What is this proof mark?	ellenbr	11/30/20 12:36 PM
Re: What is this proof mark?	ellenbr	11/30/20 12:37 PM
Re: What is this proof mark?	ellenbr	11/30/20 01:34 PM
Re: What is this proof mark?	Chuck H	11/30/20 02:23 PM
Re: What is this proof mark? (Back bore .002 in 1974?)	Bushmaster	11/30/20 04:45 PM

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