Claymo Master Ruth Anders William - Leningrad - initials A.WR

F.S.U.Claymo Master Uvarov Fedor Stepanović - Leningrad - initials F.S.U

I.H.A.Claymo Master Akbrella Johann Henry - Leningrad - initials I.H.A

C-R-WClaymo Master Whitting Carl Reingold - Leningrad - initials of C-R-W

МЕЖClaymo of an unknown master Leningrad is the initials of the MW, 1825.

G:A.BThe seal of the master Gustav Abram Bernstrom - Leningrad - initials "G:A.B"

IANTZENThe stigma of the master Yantzen Christian Andrei - Leningrad - initials "Iantzen"