| Digest Nr | Subject and Author |
 |
| 2023.01.06.03 | Measuring the Speed of an Air Motor, from Craig Smith |
| 2023.01.06.02 | Measuring the Speed of an Air Motor, from Jon Page |
| 2023.01.05.03 | Measuring the Speed of an Air Motor, from Wayne Finger |
| 2023.01.05.02 | Measuring the Speed of an Air Motor, from Spencer Chase |
| 2023.01.05.01 | Measuring the Speed of an Air Motor, from John A. Tuttle |
| 2023.01.04.01 | Measuring the Speed of an Air Motor, from John Grant |
| 2023.01.03.02 | Measuring the Speed of an Air Motor, from David Dewey |
| 2023.01.02.02 | Measuring the Speed of an Air Motor, from John A. Tuttle |
| 2013.02.28.08 | Measuring Air Flow in Player Piano Components, from Spencer Chase |
| 2009.01.15.01 | Measuring the Loudness of a Fair Organ, from Dale Dohler |
| 2008.12.22.04 | Measuring Relative Humidity With a Hygrometer, from Spencer Chase |
| 2008.02.08.06 | Measuring Valve Seat Leakage, from Spencer Chase |
| 2000.03.21.14 | Measuring Airflow Through Porous Wood, from Brian Smith |
| 2000.03.18.07 | Measuring Airflow Through Porous Wood, from Mike Kitner |
| 2000.03.16.01 | Measuring Airflow Through Porous Wood, from Craig Smith |
| 1997.03.10.18 | Barrel Transcriber With Measuring Roller, from Leonardo Perretti |
| 1996.09.09.08 | Duo-Art Stack Leakage Measuring, from Pete Knobloch |
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