Here's a link to the story:
http://www.nytimes.com/2009/07/12/arts/music/12petr.html?pagewanted=1&_r=1&sq=blues&st=cse&scp=1
http://www.nytimes.com/2009/07/12/arts/music/12petr.html?pagewanted=1&_r=1&sq=blues&st=cse&scp=1
Blues records article in Sunday NY Times