A Model 64
There should be a stamped model number on the left side of your barrel. The serial number will be on the reciever; however, the model number is on the barrel.
Check the receiver and barrel.
On the barrel.
Look on the receiver and/or barrel
Check the barrel and receiver.
Check the receiver and barrel.
CHeck the receiver and barrel
The serial number on a Glenfield model 20 is located on the left side right behind the barrel on the outside of the breech.
on the bottom of the barrel and reciever.
Check the barrel and receiver
Check the receiver and barrel area.
look on the Side of the recevier there should be a Serial Number on the older Ithaca Model 37 the serial Number was stamped on the receiver by the magazine tune and Barrel . also if you take the barrel off on the bottom of the barrel you'll find the matching serial Number. then look up WWW.SURPLUSRIFLEFORUM.COM in their search engine type in ITHACA 37 DOM match your shotguns Serial number up with their chart .