A Moderated Mechanical Music Discussion Group for Collectors, Technicians, Dealers, and Fans
MMD > Archives > Authors > Hal Klassen


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Digest NrSubject
2013.01.17.19 Lubricating Electric Motors
2011.05.14.06 Schematic for Recordo System
2009.05.16.09 Punching Holes in Music Rolls
2008.06.03.03 FS: Early Ampico Parts
2007.04.26.03 Player Piano Bench of Unique Design
2006.09.24.05 Expression Pianos & The Recordo System
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