about 1913 value depends on condition
'ACP' means Automatic Colt Pistol. A 1911, for example, would chamber a .45 ACP cartridge.
check pistol aagain. serial number appears to high for the 1911 military
45 ACP
send your question to: coltautos.com
I would pay $1000 plus for a Model 70 in mint condition.
Requires professional appraisal
value depends on overall condition. if not rusted or pitted and in shooting condition I would offer you $800
Any manual for a Colt 1911 will do.
You will need a gunsmith to find out.
Colt Firearms ((named for its founder, Samuel Colt) was one of the firms that made the US Military Pistol, Cal .45 ACP, Model 1911. It was adopted by the US Government in the year 1911.
Proofhouse.com has Colt serial numbers you can look up
about 1978