Master's Mark of Arvid Anton Karkkainen - Leningrad - initials "AK"

Master's Mark of Aleksey Andreyevich Kv…

St. Petersburg Assay Master's Mark - Mi…

Maker's Mark of Master Vasten Anders Al…

Master's Mark of Artamonov Andrey Mikha…

Assay Master's Mark of Kaluga - Afanasy…

Maker's Mark of Master Makkonen Andreas…

Hallmark of an Unknown Leningrad Assay …

Master's Mark of Berg Aron (Berg Aron) …

Maker's Mark of Master Kiiveri Abraham …

Maker's Mark of Master Markula Adam And…