http://www.jouster.com/forums/showth...-USMC-Markings Don't do facebook so can't look at your pictures. Try the link to see what was posted on this one.
USMC 1969-1993 6333/8153/9999
USMC Combat Pistol & Shotgun Instructor
FBI Rangemaster
I saw that some on USMF doubt it..I think it's good and USMC applied.