MMD Archives May 2015 Contents of Digest 2015.05.01 Prev  Next Nr Subject Author 01 "The Disc Musical Box" Book Price Reduced Kevin McElhone 02 Cremona J at DeBence Museum Scotty Greene 03 Low Frequency Vibration in Ampico A Grand Wade Newton 04 Unknown Rotary Vacuum Pump Bruce Clark 05 Ampico B Reroll Brake Adjustment Bruce Clark 06 Ampico B Roll Drive Motor Is Weak Robbie Rhodes