Claymo Master of the Silver Fedor Ilin - Moscow - initials of the F-C - 2nd half of the 18th century

90Sample "90"

ССClaymo Master Strelbica Samson Ivanovich - Kiev - initials of the SS - the end of the 18th century - the first quarter of the 19th century

ФОClaymo Master of Ovcinnikov Fedor Alexeiwich - Moscow - initials of FO - 1881 - early 20th century

ФСClaymo of an unknown master of Vlogda, initials of FS 1776.

С-ФKleimo, unknown master of Moscow, initials of S-F, 1773-1794.

GBClaymo of an unknown master Leningrad - initials "GB" - 1789.