Master's Hallmark of Kosyrev Alexey - Moscow - initials "A-A K"

Master's Hallmark of Anton Mikhailovich…

Master's Mark of Aleksey Yakovlev Solom…

Master's Mark of Kotro Andreas - Lening…

Master's Mark of Alekseev Petr - Moscow…

Master's Mark of Ryzhov Alexey - Kaluga…

Master's Mark of Sizov - Leningrad - in…

Master's Mark of Yakov Moshkov - Lening…

Master's Mark of Obrosimov Stepan - Mos…

Master's Mark of Zolotarev Alexey - Mos…

Master's Mark of Alekseev Petr - Moscow…