An interchangeable cylinder musical box with twelve eight-air cylinders in three walnut-veneered boxes and one deal box, nickel-plated double-spring motor, speed control, zither attachment, tune indicator, tune selector and owner's tune sheet, in amboyna- crossbanded figured walnut case with ormolu handles, Nicole Freres transfer, N.F. stamp on regulator and serial number 51550 on base - 28in.(71cm.) wide, the cylinders 9¼in.(23cm.)