MMD Archives May 2013 Contents of Digest 2013.05.25 Prev  Next Nr Subject Author 01 Seek Pianola in Northwest to Play 65-note Roll Doug Collins 02 Player Piano Valve Design Parameters Douglas Heckrotte 03 FS: Steamboat Pump in New York Carl Steinberg 04 FS: 1921 Chickering Ampico Grand in California Catherine Bronge