The Jaquet-Droz Mechanical Puppets - Chapuis, Alfred; Droz, Edmond (Neuchâtel Historical Museum, 1971)
Originally published in 1956
Keywords: Jaquet-Droz, Pierre -- 1721-1790; 18th Century (1701-1800); Mechanical device; Automaton; Writer; Organist; Neuchâtel (Switzerland)