Claymo Master Saar Tobias Christian - Leningrad - initials "TS"
Similar hallmarks
FSClaymo Master of Sukh Friedrich Eduard - Leningrad - Initiators FFS
F.SClaymo Master Segnic Christian Friedrich - Leningrad - initials F.S.
ESClaymo Master Selstrom Eric Vilgelm - Leningrad - initials "ES"
PUClaymo Master Urveder Peter - Leningrad - PU initials
ЯКKlemo Master Kindinov Yakov Ivanov, with the red initials of the YAK, 1897.
ФПClaymo Master Pyrin Fedor, c. Red - initials of FP 1898.