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
Similar hallmarks

Х-В 1847Claymo of an unknown pilot master of Kiev - initials of H-B - 1847.

Г-ДClaymo Probe Master Gitomir - Davidson Herman - initials "GD" - 1823-1834.

А-МThe stigma of the test master of Leningrad - Mitin Alexander Nikolaevich - initials "AM" - 1842-1877.

К-С 1868Claymo Probe Master Vilno - Sak Karl - initials K-C - 1846-1868.

Н-К 1887Klemo Protestant Master of Moscow - Corbic N. - Initiators of N-K - 1886-1887.

И-НClaymo Probe Master Tula - Neymanov Ivan - initials I-H - 1812-1827.
