These guns were manufactured by Iver Johnson Arms & Cycle Company. You might check your local library for any reference books on that company.
No known published sn data.
1913
AROUND 1917.
1910
50 or so
About mid 1930s
You will have to specify if you are talking about single shot, revolver or semi-automatic and for what purpose.
No sn data available
Very much so. US Revolver was a brand name used by the Iver Johnson Company from 1910-1935 for their line of "less expensive" revolvers.
Forehand Arms Co, Worcester Mass Dec. 7.86 & Jan. 11.87
1912
1911