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

Manufactured from 1923 to 1942.

OF - FAIR- some major parts replaced; minor replacement parts may be required; metal rusted, may be lightly pitted all over, vigorously cleaned; rounded edges of metal and wood; principal lettering, numerals and design on metal partly obliterated; wood scratched, bruised, cracked or repaired where broken; in fair working order or can be easily repaired and placed in working order.

WB - WOOD IS BETTER FOR THE PERCENT OF FINISH RATING GIVEN

Appears to be English proofed.

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

Manufactured from 1903 to 1916.

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.

Manufactured from 1903 to 1916.

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

Earlier variant manufactured from 1898 to 1902.

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

WW - WOOD IS WORSE FOR THE PERCENT FINISH RATING GIVEN

Manufactured from 1888 to 1911. Includes a modern wood case.