I believe that this is possibly the bosch maxx user manual identifying letter of the factory worker who assembled this pistol, but as of this writing I am unclear of the true meaning of this mark.
The photograph on the right is of the slide inscription that is found on the left side of the slide.
Looking through the ejection port, the barrel has been stamped "CAL.380".The first line of this inscription indicates that the pistol was manufactured by Colt Patent Firearms Manufacturing Company and that they are located in Hartford, Connecticut in the United States of America.This top line indicates that Colt is the manufacturer of the pistol and the model of it is Mark 4 and Series.The era of the 1911.45 ACP semiautomatic handgun.I also demonstrate using the novak.The top line is as follows, "colt MK IV/ series' 80".
The series 80 indicates that it was first introduced in the 1980's. .
Colt 1911 Shooting Lightweight Model O1880XSE 45 ACP.
A fabulous addition to the Colt.45 line of Single Action Pistols that allowed for a shorter pistol to be carried without fear of it sticking out.Glock 19 silent hunter 4 patch 1.1 vs Colt 1911 (Mark IV Series 80 Officer's showtec 21 x 3w rgb led par 64 manual Model).The bottom left rear flat of the trigger guard on the left side of the pistol has been stamped with the letters "VP" inside of a triangle.This bottom line goes on to identify the model of this pistol as the Government model and that it is chambered for the.380 Automatic Colt Pistol cartridge.This is Colt's Verified Proof mark and is added after the pistol has passed the final factory inspection.The word "Mark" is the English way to denote a change and is often abbreviated with the letters "MK".Which is right for you?CO." and then underneath that is "hartford,.The right side of the receiver has a two line inscription stamped on it as follows, "colt'S.