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

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

WW - WOOD IS WORSE FOR THE PERCENT FINISH RATING GIVEN

Introduced in 1888.

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

Manufactured from 1863-1870s.