References
Knowledge bases for attribution — artists, hallmarks, factories and carvers
Artists
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ArtistNatalia Igorevna NesterovaNatalia Igorevna Nesterova (April 23, 1944, Moscow – August 10, 2022, New York, New York) was a Soviet and Russian painter, educator, and professor. H
ArtistIgor Dmitrievich ChetvertkovBorn in 1956 in Moscow. Graduated from the theatre department of the Moscow Art School of 1905 in 1977. From his first year, he attended the studio of
ArtistIrina Vladimirovna Zatulovskaya1954 Born in Moscow 1976 Graduated from Moscow Polygraphic Institute (Faculty of Artistic and Technical Design of Printed Products) Since 1979 Member Hallmark catalogs
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HallmarkThe stigma of the master Tukalov Alexei Fedotov - Yaroslavl - initials "AT" - 1774-1801.
Hallmark- Vilno, the initials of A.M.A.G.A.G.A., 1835-1880.
HallmarkMr. Rosenthal L. Riga, initials LR, 1897-1936.
HallmarkClaymo Master Surian Semen Trofimovic - Kiev - initials of the SS - 1811.Stone carvers
All →Bashkir Stone-Carving School
Carvers: 23
Irkutsk Stone-Carving School
Carvers: 26
St. Petersburg & Yekaterinburg School
Carvers: 193
Ural-Siberian School
Carvers: 4
Perm Stone-Carving School
Carvers: 19
Moscow & Other Russian Cities School
Carvers: 20
Porcelain factories
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FactoryVenetian glassVenetian glass is a significant milestone in the history of glass.The first mention of glass production in the Venetian lagoon dates back to the 10th 
FactoryKpm /CPM /Royal Porcelain Manufactory (KRM). The transfer of the factory to another property -1763 After the transition of the Gotzkowsky factory to Frederick I
FactoryASKEW London /ASSKU London /ASKEW London is an English jewelry manufactory that was opened in one of the suburbs of London in 1979. The company was founded as a small family ente