Leningrad's unknown probe, D-C initials 1831-1832.

Leningrad's unknown probe, D-C initials 1831-1832.
Features
Alphabet
Д-К
Years
1831–1832
Shape
Direction

Description

The mark of an unknown assay master, at the top of the mark there are the initials "D" and "K", with a dot between the letters, a dividing line passes through the middle, and at the bottom of the mark the year "1831" is indicated. (1831-1832) Shape: Rectangle

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