Go to the web sites of reputable who very carefully describe what they are selling and provide photos of all the markings and other details.
Casting mark on handle is a 3.
It became emblematic of the U.
The Marine Ka-Bar has a parkerized blade and a stacked leather handle.
It has the standard brass guard and horn handle with finger grooves.
One of the 6 knives is pictured on page 129 of Pete Hamilton's book and another one is on page 114 of Domonique Beaucant's second book..
The cross guard is also curved, like all later-issue knives.
Description: The Depot personnel didn't give 2 rats' behinds as to what the knives were that they shipped.