I am trying to obtain biographical information on the following Russian stamp designers: Yu. Gundobin, Yu Ryakhovsky, S. Borolin, N. Kruglov, P. Bendel, Ve. Aniskin, A. Zavyalov, Kominarets, L. Levin, M. Oskolkov and P. Navdaev. These designers designed many of Russia’s space related stamps. Any information is greatly appreciated. Please email me directly.