A Moderated Mechanical Music Discussion Group for Collectors, Technicians, Dealers, and Fans
MMD > Archives > April 2017 > Contents of Digest 2017.04.06Prev  Next

NrSubjectAuthor
01 History of U.S. Standard Pitch, A = 440 Hz Grant Chapman, NY
02 Julius Jacobsen and the Welte-Mignon, Part 1 Douglas Heffer
03 Seek Square U-bolts For Deagan Chimes Rack Kevin Mayes
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