In the 18th century mechanical musical instruments, such as flute and harp clocks, found their way into wealthy town houses. In the 1770s Frederick the Great founded in Berlin workshops for the manufacturing of mechanical clocks. Carl Philipp Emanuel Bach composed at least thirty pieces of music for these instruments. Kurt Walther (1907-1989) was known for his excellent editions. In this edition, he has put together a representative selection of pieces from Wotquenne directory # 193 in the versi...