Colt Model 1903 Pocket Hammerless .32 ACP serial number 966061 - OSS / CIA issued military contract pistol outside the known and established serial number range.  The highest recorded production number is 572215, with serial numbers 572216 through 572451 being manufactured but never assembled, being scrapped in 1945.

Four serial numbers numbers higher than the highest known number on this model have been observed.  831093, 831242, 966061 and 966071.  Two of the pistols that are identified by John Brunner in his book on the Colt Pocket Hammerless Models (831093 and 831242).  All four have had their original serial numbers removed along with other government markings and were marked with a serial number that could not be traced to the U.S. Government.

Colt Model M .32 serial number 966061 was issued to Lt. Col. Alexander Sogolow (also spelled Sogolov), a Russian born CIA agent stationed in Germany following WWII.  Accompanying the gun is a modified unmarked shoulder holster as well as documentation.  This pistol has all the military characteristics of a war time manufactured Model M .32 pistol.