Use this link:
http://pdf.textfiles.com/manuals/FIREARMS/jennings_380.pdf
The Jennings and Bryco are made by the same company. Do yourself a favor, save up and buy a real gun. It's better than nothing, I guess, but not by much.
Best thing to do is to ask a gunsmith for help.
Check out this web site for your answer. http://bryco-jennings-jimenezarms.com/index.html If your question is, does Bryco model 38 or model 380 have a firing pin....then yes it does or when it was made.
Take it to a gunsmith
No published sn data.
If you're looking for a magazine, online auction sites such as Gun Broker, Auction Arms, Armslist, and Guns America would probably be the place to start.
Maybe $200.00 now depending on model. mine is a old one that holds 13 rounds worth $300.00
50-100 USD
Take it to a gunsmith
The Savage Arms Revelation model 115 is worth $150 in good condition. Revelation was a Western Auto name. The Western Auto is really a Savage 46.
Best to ask a gunsmith for help. You can also request a manaul from S&W.
If you go to You-Tube and type in disassemble of Smith and Wesson model 915;there should be a video of the steps needed to take down your smith and Wesson semi-auto 9mm.
Bryco Arms was founded in the wake of the Gun Control Act of 1968, which effectively banned the further importation of cheap pistols commonly referred to as "Saturday Night Specials". They're made to be cheap and somewhat crude, and intended for people who maybe can't afford to buy a $400 or more handgun.