Klemo Master Petrov Fedor - Moscow - initials F-P - 1760-1789.

В-АClaymo of an unknown Moscow probe, initials of V-A, 1760-1794.

НСClaymo Master Nikolai Aleksandrov - Kaluga - initials of the NS - 1880s - early 20th century

А-АClaymo Master Abakumov Abram - Novgorod - initials A - 1818-1851.

В-НClaymo Master Nazarev Vasiliy - Moscow - initials of V-N - mid-century of the 18th century

I-OClaymo Master of Ostrovsky Ivan Alexandrov - Great Ustug - initials of I-O - 1796-1804.

В-АKlemo, unknown master of Moscow, initials of V-A, 1791-1797.