325.00 Model 1908, 12 gauge single shot, Harrington and Richardson arms CO Edmonton Mar 16, 2025 - 1:42 PM jedshpakowsky I have a Model 1908, 12 gauge single shot, Harrington and Richardson arms CO( Worcester.mass.USA made in USA) (12 gauge choke) for sale. This 12 gauge single shot has had the barrel shortened to about 20 inches.