MMD Archives March 2002 Contents of Digest 2002.03.12 Prev  Next Nr Subject Author 01 Patent Searches at U.S. Patent & Trademark Office John Rhodes 02 Adding MIDI Control to Pneumatic Player Systems Willy van der Reijden 03 Source of 'O' Rolls - Ragtime Automated Music Al Menashe 04 Tubing Sizes for Orchestrions Craig Brougher 05 Solenoid & Circuit Protection Ray Finch 06 Nickelodeon Rewind Problem Ed Sprankle