Nikolai Petrovich BOGDANOV-BELSKY
1868–1945, Russia/Germany
Also known as: Bogdanoff, Bogdanov Belsky, Bel'sky
1902
Signature considered genuine
1906
Signature considered genuine
1910-20
Signature considered genuine
Ca. 1910-20
Signature considered genuine
1920's
Signature considered genuine
1932
Signature considered genuine
1938
Signature considered genuine
Signature considered genuine
Signature considered genuine
Signature considered genuine
Signature considered genuine
Signature considered genuine
Signature considered genuine
Signature considered genuine
Signature considered genuine