50-100 USD
1941
Not enough information provided. Need description of the revolver, including any and all markings on barrel and receiver, type of action and model if available.
About $100.
Not enough information provided for clear answer. Description of type of "pistol" - semi-auto or revolver, markings on firearm, type of action, etc. needed.
"P" prefix indicates 1953
1940's-1950s.
Try Gun Parts Corp
25-175 usd
Have you tried a web search? Local Library? Do a web search on Harrington and Richardson Books and you will find some sources.
More information needed - is it solid frame with pull pin cylinder (Young America Double Action). or hinged frame auto ejecting (PREMIER)?
That patent date appears on the H&R Model 1 revolver, which is a spur trigger single action in either .32 rimfire or .38 rimfire. Value can reach $200 or slightly more in top condition. sales@countrygunsmith.net
1930's-40's.