Person · 1912 CE – 1993 CEGrigory KondratyevAlso known asGrigori Iwanowitsch KondratjewGrigori KondratjewGrigorij Iwanowicz KondratjewGrigorij KondratjewGrigorij KondratjewGrigorij Kondratjewarchival plate · Grigory Kondratyev · placeholderThis entry is a stub. The Library is awakening — a longer account is being written.Connected todied inYoshkar-Ola1584 CE+ 10 further connections to entries not yet ingested