The mark of the master Heikkinen Daniel Edward - Leningrad - initials "DH"

F.GClaymo of an unknown master Leningrad - initials of F.G - 1834-1858.

CLClaymo Master Laxon Carl Anders Frederick - Leningrad - initials CL

ИГClaymo Master Grigoriev Ivan - Leningrad - initials of IG - 1825-1862.

PMThe stigma of the master Madsen Peter - Leningrad - initials "PM"

A-LClaymo of unknown master Leningrad - initials A-L - 1817-1825.

ВФУClaymo of an unknown master, the initials of the VFC, the end of 19 - the beginning of the 20th century