Colt offers history letters.
The only way to find out how old a Bretta automatic pistol with the serial number 605222 is to call the company. There is not a listing for Bretta's by serial numbers online.
Can't be answered without more information
'ACP' means Automatic Colt Pistol. A 1911, for example, would chamber a .45 ACP cartridge.
automatic colt pistol
Automatic Colt Pistol
Without more information, it could range from 100-5000 USD
No, it is a semi-automatic.
Yes, the Glock 18 is fully automatic.