Originally Posted by
Mark in Rochester
Notes: "According to a 14 June 1951 Springfield Armory office memorandum the subject being Test of Sample M1D rifle, paragraph one states: 'The subject M1D rifle is the first M1 rifle selected by Field Service Maintenance from Field Service Stores and rebuilt to certain standards or requirements as outlined in the above memo dated 26 April 1951, subject 'Standards for M1 Rifle for conversion to M1D Sniper, forwarded to Test Section, Field Service and Inspection.' The serial number of the first M1D is 3,376,966.