Impossible to answer without the serial number.
They do not make a nine shot pistol made by Iver Johnson. These pistols were available in the 1940s.
Iver Johnson $150
Value of iver johnson 8 shot 22 caliber pistol
MOST OF THESE WERE MADE BY SMITH AND WESSON AND IVER JOHNSON AND A FEW BY H&R, EARLY 1900'S.
Iver Johnson
Possibly Numrich Gun Parts of NY.www.e-gunparts.com
The Iver Johnson .22cal supershot automatic model 90 witch you describe was made by Iver Johnson between the years 1932-1941.
AFAIK, Colt never made a single shot pistol
Yes Iver Johnson did make 410 shot guns, I own 2 break open 410 shot guns both made by Iver Johnson.
Between 1888-1916,depending on the model,the action type,and barrel length.
Try Numrich Gun Parts at the related link.
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