This is the concert program of the Piano Ensembles Concert performance on Tuesday, December 4, 2007 at 8:30 p.m., at the Concert Hall, 855 Commonwealth Avenue. Works performed were Sonata for Two Pianos by Francis Poulenc, Fantasy in F minor Op. 103, D940 for piano four-hands by Franz Schubert, Mosaic Op. 26 by Dianne Goolkasian Rahbee, Fanfare by D. G. Rahbee, and Tryptych Op. 114 by D. G. Rahbee. Digitization for Boston University Concert Programs was supported by the Boston University Center for the Humanities Library Endowed Fund