MMD Archives June 2011 Contents of Digest 2011.06.13 Prev  Next Nr Subject Author 01 Mechanical Music Museums in Pennsylvania Scotty Greene 02 Player Piano and Roll Collection Advice George Wilder 03 Leather Valve Facing Against Metal Valve Seat Tim Gautreaux 04 Piano Hammer Question Ben Gottfried 05 FS: New Recut Ampico Rolls Brian Stahl 06 FS: MIDI Songs for Pipe Organ & Calliope Andy Kubica