OD - VERY GOOD- all original parts; none to 30% original finish; original metal surfaces smooth with all edges sharp; clear lettering, numerals and design on metal; wood slightly scratched or bruised.

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

WW - WOOD IS WORSE FOR THE PERCENT FINISH RATING GIVEN

Manufactured c. 1880-1883. Receiver marked with "U.S.I.D. 71" and British proofs.