Instrumental Duet,Piano Alto Saxophone,Flute,Instrumental Duet,Piano - Digital Download SKU: A0.945150 Composed by Rupert Kirby. Contemporary,Instructional,Standards. Score and parts. 5 pages. Rupert Geoffrey Kirby #5371117. Published by Rupert Geoffrey Kirby (A0.945150). Fun trio for flute, sax and easy piano, written for a school concert. .