An excellent link to the very first episode of NPR's "Piano Jazz" w/ Marian McPartland...1978...her first guest was Mary Lou Williams...

http://www.npr.org/templates/story/story.php?storyId=126537497

A great audio link to the very first episode of "Piano Jazz" w/ Marian McPartland, on NPR, in 1978....the guest was Mary Lou Williams.....nice.