Originally Posted By: Jacknola
This knife was likely a NASA knife, later carried in Vietnam, and probably Laos and Cambodia... hence the (model 15?) sheath.



I believe the lister's perception of "has seen considerable use" is far different from mine. And Jack, if that piece was carried in "Vietnam, and probably Laos and Cambodia", it was predominately at 10,000 feet in a flight suit or flight bag.