(31 Duets That Can Be Played by Any Combination of String Instruments). By Larry Clark. Arranged by Larry Clark. For cello. Part book (softcover). Published by Carl Fischer

(For Strings - Cello Book). By Larry Clark. Arranged by Doris Gazda Larry Clark. For 2 Cello, Compatible with Bf50, Bf51, Bf53. 32 pages. Published by Carl Fischer