100-500 USD depending on specifcs
.45 caliber ACP
'ACP' means Automatic Colt Pistol. A 1911, for example, would chamber a .45 ACP cartridge.
45 ACP
Any manual for a Colt 1911 will do.
No. It is chambered for the .45 ACP cartridge.
about 250 give or take
You will need a gunsmith to find out.
The majority of 1911 models fire the .45 cal ACP. HOWEVER, there are several 1911 variations available, ones that shoot: .22LR, .32, .380 ACP, 9mm, 10mm, 40 S&W and others. On the weapon (typically on the barrel), the metal is stamped with the correct caliber to be used with that particular weapon.
about 1913 value depends on condition
about 1978
1970
45 ACP