Boy this blog is getting old!  Just want to post a link: the 2009 Tannery Pond Concerts Schedule is now up, featuring this program on August 22:

Beethoven: Spring Sonata
Shostakovich: Cello Sonata
Arensky: Piano Trio No. 1

Madalyn Parnas, violin
Cicely Parnas, cello
Christian Steiner, piano