tag:blogger.com,1999:blog-27359163.post2173996776969665276..comments2024-02-13T12:55:06.784+01:00Comments on Chess for All Ages: Petrosian's Exchange SacrificeMark Weekshttp://www.blogger.com/profile/10101044127493771263noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-27359163.post-84890573084635563572009-08-30T00:50:27.157+02:002009-08-30T00:50:27.157+02:00where can i find a copy of petrosians legacy?where can i find a copy of petrosians legacy?Unknownhttps://www.blogger.com/profile/01762131226933961971noreply@blogger.com