Illustration from 1911 Encyclopædia Britannica, article BARREL-ORGAN.
Fig. 1.—Large stationary barrel-organ worked by hydraulic power, from Solomon de Caus, <i>Les Raisons des forces mouvantes</i> (Frankfort-on-Main, 1615).
Project Gutenberg Distributed Proofreaders
1911
Encyclopædia Britannica, 1911