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.

Introduced in 1888.

OE - GOOD - some minor replacement parts; metal smoothly rusted or lightly pitted in places, cleaned; principal lettering, numerals and design on metal legible; lightly scratched, bruised or minor cracks repaired; in good working order.

WW - WOOD IS WORSE FOR THE PERCENT FINISH RATING GIVEN

Manufactured circa 1866.