MMD Archives March 2003 Contents of Digest 2003.03.06 Prev  Next Nr Subject Author 01 Aeolian-American Music Roll Perforators, Part 2 Ed Gaida 02 Piano Rolls With Square Drive Hole in Flange Christofer Noering 03 Tubing and Hose Dimensions Ed Keough 04 Rebuilding Aeolian Push-up Piano Player Norris Oxley