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johnbt · October 12, 2009, 07:58 AM

The list in the back of the Blue Book shows that a 16 ga. with 18544 was made in 1913. Okay, probably not it.

Standard 16 ga. marked R18544 was made in 1954. The numbers that year ran from R3100 to R20800. The Lightweight Sweet 16 had an S prefix.

October 12, 2009, 07:58 AM	#3
johnbt Senior Member Join Date: December 6, 1999 Location: Richmond, Virginia USA Posts: 6,004	The list in the back of the Blue Book shows that a 16 ga. with 18544 was made in 1913. Okay, probably not it. Standard 16 ga. marked R18544 was made in 1954. The numbers that year ran from R3100 to R20800. The Lightweight Sweet 16 had an S prefix.