Crosby Stills And Nash Signed Album Vinyl LP Record Graham Nash and Henry Diltz PSA/DNA. This album is in great condition. Record has no scratches, playable. Plastic envelop to keep it in condition.Has a PSA/DNA signature authentication. Signed by Graham Nash and Henry Diltz. Key highlight of the art cover is that photo in the back has Nash in the window. (Nash is the autograph you want in this album). Price or make an offer.