"Th.GRUHN" was the beginning of the 20th century

Е.САМОШIНЪKleimo Master Eulsin Egor - Moscow - initials of E. SAMONIA

М.САЕТЪClaymo Master Seth M. - Leningrad - initials of M.SAETNO - 1899-1908.

М.ПУРИЦЪThe stigma of the master of Puritz M. - Odessa - Iceals "Puritz" - 1870-1872.

СЕМЕНОВЪClaymo Master Semenov Vasili S. - Moscow - initials of SEMENOV

ГЕРБСТЪClaymo Master Herbst-Elgawa, Mitawa, initials of GERBSTAN, 1870.

БОРИСОВЪClaymo Master Borisov Yakov Alexeiwich - Moscow - initials of BORISOVINA - 1881-1897.