MMD Archives November 2020 Contents of Digest 2020.11.25 Prev  Next Nr Subject Author 01 Insurance for Mechanical Musical Instruments Mike Schoeppner 02 Unknown Art Glass for Orchestrion Dave Bowers 03 Piano Roll Visualization Videos Piotr Barcz 04 Quantized MIDI & Sheet Music From Piano Rolls Piotr Barcz 05 Pianola Repeats Chained Note Perforations Doug Bullock 06 Roll Tracking System During Rewind Don Teach 07 Seek Ampico B Drawer Tubing Looms John Kelsey