Claymo Probe Master Vlogda - Dubrovin Ivan - initials ID - 1755-1766.

Features
- Category
- Assay masters
- Alphabet
- IД
- Years
- 1755–1766
- Shape
- Direction
Description
The hallmark of the assayer Dubrovin Ivan, at the top contains the initials "ID", at the bottom is the year "1755". (1755-1766) Shape: Rectangle.
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