| Digest Nr | Subject and Author |
|---|
 |
| 2019.01.23.02 | Duo-Art Pianist Harold Bauer and "His Book", from Larry Hollenberg |
| 2019.01.22.04 | Duo-Art Pianist Harold Bauer and "His Book", from Jim Miller |
| 2019.01.17.03 | Duo-Art Pianist Harold Bauer and "His Book", from Jim Miller |
| 2017.03.06.03 | FS Free: 1917 Stultz & Bauer Player Piano, from Jamyrson Pittori |
| 2015.09.06.02 | Seek Lower Unit for J. Bauer & Co. Player Piano, from James J. White |
| 2011.04.18.03 | Seek Duo-Art Rolls by Bauer and Armbruster, from Claude Williams |
| 1999.12.15.15 | Duo-Art Artist Harold Bauer & Thomas Edison, from Mark Chester |
| 1999.12.15.14 | Duo-Art Artist Harold Bauer, from Ray Bauer |
| 1999.12.13.03 | Duo-Art Artist Harold Bauer, from Dan Wilson, London |
| 1999.06.19.04 | Book Search -- Harold Bauer Autobiography, from Jim Edwards |
| 1999.04.28.09 | Seek Ampico B Action for Julius Bauer Piano, from D. L. Bullock |
|
