String Quartet Cello,Double Bass,String Quartet,Viola,Violin - Level 5 - Digital Download SKU: A0.938492 Composed by Colin Bayliss. 20th Century,Contemporary. Score and parts. 19 pages. Colin Bayliss #33505. Published by Colin Bayliss (A0.938492). A series of variations in loose in nomine form on a theme by William Byrd. Includes solo passages. Programme notes on last page. Score and parts.The sound sample was performed by Aberdeen Sinfonietta in 1994.