Libellion Rare 30-note tuning fork music box using folded perforated cardboard for reading melodies. German manufacture, circa 1900 by Adolf Richter. 8 modern cardboard boxes are supplied. Varnished walnut woodwork, inlaid with fillets on the lid. Crank handle on front, on/off lever on top. This model, the most modest of the four in the Libellion range, is thought to be the one with which production began. Excellent condition throughout. A very rare instrument (only a few are known in the world). 33.5 x 25.5 x 16.5 cm.