| Digest Nr | Subject and Author |
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| 2005.07.14.04 | Sucking and Pumping Air, from Spencer Chase |
| 2004.11.02.04 | Player Piano Needs Fast Pumping, from John A. Tuttle |
| 2004.11.01.05 | Player Piano Needs Fast Pumping, from Renee Rivers |
| 1999.08.06.07 | Pedal Pumping Rates, from John A. Tuttle |
| 1999.08.05.09 | Pedal Pumping Rate, from Craig Brougher |
| 1999.08.05.08 | Pedal Pumping Rate, from Andy Taylor |
| 1999.08.04.09 | Pedal Pumping Rate, from Dale Houser |
| 1998.03.01.14 | Pumping Pedal Mats, from Andy Taylor |
| 1998.01.05.13 | Musical Prowess vs. Pumping Technique, from John A. Tuttle |
| 1997.10.29.12 | Pianolist Instructions - Pumping, from Peter Neilson |
| 1996.09.23.06 | Re: Phonograph Wound by Pumping Piano, from Karl Ellison |
| 1996.09.22.01 | Phonograph Wound by Pumping Piano, from Al Menashe |
| 1996.09.17.07 | " Pumping Lessons" Rolls (96.09.16), from Stephen Kent Goodman |
| 1996.09.16.05 | " Pumping Lessons" Rolls!, from Jim Canavan |
| 1996.09.11.06 | More Foot Pumping, from Dan Wilson |
| 1996.09.11.05 | Classical Rolls for Foot Pumping Fiends, from Jill Miller |
| 1996.09.11.04 | Pumping with Soul, from John Phillips |
| 1996.09.10.11 | More Foot Pumping!, from Jim Canavan |
| 1996.09.09.06 | Foot Pumping Fiends, from Pete Knobloch |
| 1996.09.09.05 | Foot Pumping Fiends, from Bryan Cather |
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