Player Details
140009 
GM Estrin, Yakov Borisovich
Russia is not a member of ICCF; therefore Yakov Borisovich Estrin is a designated isolated player.
Isolated players are allowed to enter all eligible ICCF tournaments via Direct Entry and to receive all earned titles and awards.
User died on 6/30/1993. (Date is estimated. Death was recorded on 5/15/2024.)
34 games won
7 tournaments played
Last updated: 3/29/2025 12:33:26 PM