Master's Mark of Heinrich Meyer - Riga - Initials "HM" - 1654-1694

Master's Mark of Nikolai Nikolaevich Zv…

Master's Mark of Hans Jakob Strauch - T…

Master's Mark of Gruslivy Evgeny Moisee…

Master's hallmark of Konstantin Vasilie…

Master's Mark of Grigoryev Andrey - Mos…

Master's Mark of Grigoryev Yakov - Mosc…

Master's Mark of Johann Heinrich Hoppe …

Maker's Mark of Master Feierbach Johann…

Master's Mark of Meineke Joachim - Riga…

Master's Mark of Berend Johann - Riga -…