OB - EXCELLENT- all original parts; over 80% original finish; sharp lettering, numerals and design on metal; unmarred wood.

Manufactured in 1930.

NE - GOOD- in working condition, wear on working surfaces, finish 40% - 79%, no broken parts, no corrosion or pitting that will interfere with proper functioning, but may have some minor surface pitting. Wood condition commensurable with percent of finish with dings and dents associated with 40% - 79% gun.

Manufactured in 1953.

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 in 1920.