Colt Automatic Pistol and Revolver Information - 25 years of Service to Colt Firearms Collectors


Colt Model 1905 Military .45 ACP - Serial Number 512 British Proofed with Inscription "Wilkinson" and "P.A.M.C."


British Proofed Model 1905 serial number 512 - In April of 1906, 10 guns were shipped to Wilkinson, London and all were listed in their inventory.  The trail ends with a private sale.  A similarly inscribed pistol (Serial Number 3454) is pictured in The Colt Model 1905 Automatic Pistol on p. 102.  This second pistol has 2265 on the bottom of the trigger guard.

Wilkinson inscription on top of slide and inscribed P.A.M.C. on backstrap.

The underside of the frame of serial number 512 showing the number 1431 under the trigger guard.

Close-up of trigger guard markings.

Right side slide markings

Left side showing British Proofmarks.

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January 2022

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