Jerry Garcia Squaw Valley Summer Music Festival Concert Poster 1991 BGP-46 Tower of Power Jimmy Cliff The Neville Brothers Booker T. Squaw Valley Summer Music Festival Concert Poster. Squaw Valley Summer Music Festival. & the MG’s. Bela Fleck & The Flecktones. Designer: Arlene Owseichik, Peter Barsotti, and Jeff Lockhart. 19? X 28.5? See photo for condition. Price based on condition. At visiblevibrations, we only sell ORIGINAL Concert Posters, Art Prints, Music Memorabilia and Limited Edition Art Toys!