ND - VERY GOOD- in working condition, 80% finish or better, appreciable wear on working surfaces 80% - 89%, no corrosion or pitting, minor surface dents or scratches. Wood condition commensurable with percent of finish with dings and dents associated with 80% - 89% gun.

Manufactured between 1910-1915 and during WWII.

OC - FINE- all original parts; over 30% original finish, sharp lettering, numerals and design on metal and wood; minor marks in wood.

Manufactured between 1916 and 1924.

OC - FINE- all original parts; over 30% original finish, sharp lettering, numerals and design on metal and wood; minor marks in wood.

NPRF - NON-PROFESSIONALLY REFINISHED/COLD BLUE, ETC.

Manufactured between 1912 and 1916.