Bassoon,Clarinet,Instrumental Duet - Level 4 - Digital Download SKU: A0.1188523 By Spence Bundy. By F.W Ferling. Arranged by Spence Bundy. 19th Century,Chamber,Romantic Period. 28 pages. Spencer Bundy #788129. Published by Spencer Bundy (A0.1188523). These three lovely duets were composed for oboe but they work well for other instruments too. They work both as study material but are also suitable for concerts.