| ID | Interpret | Skladba | Album | |
| 1. | Charles Olson | Reading and Lecture, April 12th | At Goddard College, April 12-14, 1962 |  |
| 2. | Charles Olson | Reading and Lecture, April 12th | At Goddard College, April 12-14, 1962 | |
| 3. | DJ Dunno | 33 - Hyper - 12th April 2009 | DJ Dunno - Dirty Electro Hous | |
| 4. | DJ Trus'me | Dj-set Puzzle, Gothenburg 12th April 2008 | | |
| 5. | Gearlog.com Editors | Gearlog Radio April 12th, 2007 | Gearlog Radio | |
| 6. | Les Howard and Kari Haley | The Signal, Season 3, #7, 12th April 2007 | The Signal - www.serenityfirefly.com | |
| 7. | Barnton Baptist | Sunday 12th April - Keith Short | Barnton Baptist Church Podcast | |
| 8. | (c) D. Bailey 2003 | 6201 passing Selside. 12th April 2003 | Steamsounds | |
| 9. | Office of the Privacy Commissioner of Canada | OPC Privacy Lecture - April 8, 2009 - Ian Kerr and Valerie Steeves | OPC Privacy Lecture Series | |
| 10. | William E. Linney | Lecture 2: Things to Keep in Mind When Reading the Latin Bible | Reading the Bible in Latin | |
| 11. | John Cage | John Cage Lecture Reading: on Rauschenberg, Duchamp, Johns etc. | | |
| 12. | Camille Dungy | Camille Dungy Full Reading Live at Portland Public Library, April 7, 2006 | From the Fishouse | |
| 13. | Camille Dungy | Camille Dungy Full Reading Live at Portland Public Library, April 7, 2006 | From the Fishouse | |
| 14. | Diversity Radio | ebrd -lecture yergin - lecture | | |
| 15. | Fightin' Texas Aggie Band | 12th Man | | |
| 16. | legendary pink dots | 12th | |  |
| 17. | The Bennie Maupin Ensemble | The 12th Day | Penumbra | |
| 18. | The Bennie Maupin Ensemble | The 12th Day | Penumbra | |
| 19. | New York Philharmonic Podcast | Nyphil Podcast for April 17th - Lorin Maazel and Julia Fischer discuss Brahms's Symphony No. 1, Violin Concerto and Academic Festival Overture, being performed by the Philharmonic on April 18 and 19 a | New York Philharmonic Podcast | |
| 20. | Fats Waller & His Rhythm | 12th Street Rag | Our Very Good Friend, Fats | |
| 21. | Lee Hopkins | BCR#20 - 12th Oct 2005 | Better Communication Results | |
| 22. | Xavier Rudd | 03 -05:43.74- 12th of September | 2004-06-06 - The Pier | |
| 23. | Canadian Brass | 12th Street Rag | High Society | |
| 24. | Dj sasabo | katekyo 12th | | |
| 25. | Freelance Police | June 12th | Practice Mode | |
| 26. | Voice Farm | 12th Street | Film Noir American Style Cassette, Tape 1: American Contributions | |
| 27. | Burt Bales | 12th Street Rag | GOOD TIME JAZZ 9 | |
| 28. | Arthur | 12th Street Rag | MGM 10294-A | |
| 29. | Xavier Rudd | 03 -05:43.74- 12th of September | 2004-06-06 - The Pier | |
| 30. | The Forgotten Archetype | 12th Root of 2 | The Diaries of Lord Xenu | |
