For 2 violins, viola & cello. Preface in Eng. by the composer. Commissioned by the Ciompi Quartet. Premiered at Duke University, April 2002. Four movement work. Score, 37 p. and parts.

For 2 violins, viola & cello. Preface in Eng. by the composer. Commissioned by WUNC-FM for the inaugural concert and broadcast of the WUNC Composers-In-Context Series. Premiered by the Ciompi Quartet at

For 2 violins, viola & cello. First printing. Commissioned by Chamber Music Monterey Bay for the Daedalus Quartet. First performed on April 14, 2012 by the Daedalus Quartet. A recording is available on

For 2 violins, viola, cello & piano. First printing. Commissioned by The Dumbarton Oaks Foundation. Premiered by the Enso String Quartet and Joan Tower, piano at Dumbarton Oaks, Washington, DC, April

For 2 violins, viola & cello. First printing. Commissioned by Music from Angel Fire. Recorded on Naxos (CD 8.559795). Duration: ca. 17'. Score, 22 p. and parts.