http://www.soprillo.com – Nigel Wood plays the Soprillo with The National Sax Choir of Great Britain http://www.saxchoir.com, conducted by Richard Ingham. Concert at Kostel sv. Jan Krtitele Na Prádle – Prague Fringe Festival, May 2008.
The piece is ‘Eclogue’ by Philip Buttall and is available in sheet music (there are two versions: sax & piano, and sax & ensemble as in the video) from http://www.saxtetpublications.com/catalogue/viewitem.php?id=346
Alto saxophone and sax ensemble video https://www.youtube.com/watch?v=fHcxkHV9-uw
The huge sax at the back is an Eppelsheim contrabass saxophone. Benedikt Epplesheim is also the maker of the Tubax (contrabass saxophone) and Soprillo (sopranissimo/piccolo saxophone). Soprillo CD called SOPRILLOGY released and available at http://www.saxtetpublications.com/catalogue/viewrecording.php?id=295