Master's Mark of Velichkovsky Yakov Vakulovich - Kiev - initials "IW" - 1779-1802

Master's Mark of Bud Iakov - Moscow - i…

Master's Mark of Vekman Andrey Wilhelm …

Master's Mark of Ravich Ivan Andreevich…

Master's Mark of Nikita Lazarevich - Ki…

Master's Mark of Atanazevich Ivan Mikha…

Master's Mark of Ravich Ivan Andreevich…

Master's Mark of Yakov Viberg - Moscow …

Master's Mark of Yaroshevsky Ivan - Kie…

Master's Mark of Yakovlev Vasily - Mosc…

Master's Mark of Krivonogov Mikhail Vas…