Claymo Master Eben Johann Georg - Riga - initials of the IGB
Similar hallmarks
C-TThe stigma of the master Tegelste Karl Johann - Leningrad - initials "C -T"
МРClaymo Master Regelin Mathway - Leningrad - initials of the LL - 1841-1859.
84Kiev's city glumo. 19th century Archangel Michael
КФClaymo Master Fend Karl Franzevich - Moscow - initials KF - 1883-1908.
Э.КClaymo Master Colleen Eric August - Leninggra - initials of E.C.
FAClaymo Master Allenius Fabian Frederick - Leningrad - initials FA