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Claymo of an unknown Leningrad Probe, initials of O-C, 1875-1886.

Claymo of an unknown Leningrad Probe, initials of O-C, 1875-1886.
Features
Alphabet
О-С 1875
Years
1875–1886
Shape
Direction

Description

The hallmark of an unknown assay master, with the initials "O" and "C" indicated at the top of the hallmark, with a dot between the letters and a dividing line running through the middle. The year "1875" is indicated at the bottom of the hallmark. (1875-1886) Shape: Rectangle

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