

Contrabass clarinet in B flat, cocuswood, German silver key mechanism and mounts, upturned German silver bell and plated crook with two U bends. Thirteen-key system with simple C sharp, covered holes, three speakers, water key. Overall length is 111 cm. Lacks mouthpiece. Stamped: Besson & Co. 198 Euston Road, London (Monogram GAB; marked Patented and Prototype).