Klemo Master Gotkovsky Alexander Northerth - Leningrad - initials of "GAN"

ХМKlemo Master Michael H. - Leningrad - initials of HM - 1870 - end of the 19th century

Ф.СClaymo of an unknown master Leningrad - initials F.C. - 1864-1908.

City Claymo Tartu 17th century "Mach and Key"

EEThe master's stamp Enkenberg Elias - Leningrad - initials "EE".

Ф.Ф.Claymo Master Frolov Fedor - Moscow - initials F.F.

АНThe stigma of the master Holstrom August Wilhelm (Holstrom August Wilhelm) - Leningrad - initials "AN"