D Allard & Sandoz Interchangeable Cylinder Music Box SN-6150 The D Allard & Sandoz Organphone model interchangeable cylinder music box contains three 6 tune cylinders that are 16 ¼”in length. The extra cylinders are contained in the drawer of the bottom of the music box case. The dual spring two 65 note combs movement is in excellent condition. The music box case retains the original tune card and finish. It has an excellent tone. It is on an associated modern table of the appropriate height. Condition (Excellent). Size 39 - 1/2" L.