This helmet is a French Model 1926 Adrian worn by a soldier in the Army Medical Service during World War II (1939-1945). It is painted olive drab green and features a circular 1937 model Medical Service insignia badge on the front. The badge consists of a caduceus surrounded by an oak (left) and olive branch (right) with “RF” designation.

France World War II
Infantry Helmet 1926
FRH-151-0709