intained in the primary chamber, 7, more numerous and critical music-loving public. At closing the inlet port of chamber, 9, and opening the the same time, in the press of modern business activity, and the tubes, G, with which they connect. Normally exhaust port into chamber, 8. The pneumatic, M,… … strument. An important feature of the Simplex player, THE SIMPLEX PIANO-PLAYER IN PLAYING POSITION. The Simplex piano-player is characterized by and one which distinguishes it from other in- its simplicity of construction. One of our views shows struments, is the mechanism which draws the music…
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![An illustration from [Catalog]. (1908)](https://img.insideoutlibrary.com/img/200/ia-catalog00macy-314-934.webp)
