Claymo Master Akbrella Johann Henry - Leningrad - initials "IA"

ДЛClaymo of an unknown master of Moscow - initials of the DL - 1828.

Д-ДThe stigma of the master Dmitry Nikolaevich - Leningrad - initials "D -D" - 1851-1865.

КАClaymo Master Antrieter Karl Vilgelmovic - Moscow - initials of "K" - 1858-1884.

К.АClaymo Master Albrecht Kiril (Karl) Fedorović - Leningrad - initials K.A. - 1874-1898

АКKlemo Master Kivović Alexander Gerasimovic - Moscow - initials AK - 1899-1908

ХЛThe Kleimo of the unknown Master Tula, the initials of the HL, are four. 19th century