I had one gun, an M-1 from World War I, but it was sawed down a little bit.
Did he have exposure on another course for M-1 firing at a later date?
One for the M-1 rifle and the other for the carbine—rather, this is the M-14, the new one.
13th letter, from Greek mu, from Semitic mem. The Roman symbol for 1,000; sometimes used in this sense in English 15c.-16c.; but in late 20c. newspaper headlines it stands for million. As a thickness of type, from 1680s.
Abbreviation of mass, meter