Standard markings and features of the Vietnam War Commemorative with the right side of the slide having been engraved/presented to; "CAPTAIN DON EDWARDS / DETACHMENT B-50 PROJECT OMEGA". Further research is warranted on this individual as this could have been one of joint MACV-SOG programs ran by the Green Berets or Special Forces/CIA in Vietnam. Complete with green felt lined presentation case with plaque. All profits from the sale of this firearm will go to "Athletes Helping Kids", a non-profit charity in Los Angeles, CA.