Old WWII USCE S&W Clinometer in a fitted leather case.
Teh clinometer device is marked 'Eng. Dept., U.S.C.E 1942, S&W' along with a castle logo.
The leather case is marked 'U.S.C.E 1943, S&W' along with a castle logo.
I have seen two others of these, both describe it as 'ARMY CORPS ENGINEERS USCE CLINOMETER', both priced for more.
Please see photos for markings etc.
Condition: we know nothing about this, not sure how to test if it works, sold as a collectable, please see photos for condition.