| Digest Nr | Subject and Author |
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| 2025.03.01.01 | J. Lawrence Cook Nickelodeon Roll Catalog, from Charlie Morgan |
| 2019.08.21.01 | Seek QRS Roll "Penny Lane" by J. Lawrence Cook, from Wolfgang Heisig |
| 2016.12.16.02 | Seek Christmas Roll G-1255 by J. Lawrence Cook, from Monica Jones |
| 2016.03.29.01 | Seek J. Lawrence Cook Information, from Virginia Frey |
| 2015.10.22.03 | FS Free: J. Lawrence Cook Autograph, from Ron Bopp |
| 2014.05.20.06 | Seek Roll G-24 by J. Lawrence Cook, from Monica Jones |
| 2013.08.22.03 | B.A.B. Organ Music Arranged by J. Lawrence Cook, from Dale F. Rowe |
| 2013.08.20.02 | B.A.B. Organ Music Arranged by J. Lawrence Cook, from George Karpel |
| 2013.08.19.04 | J. Lawrence Cook at the Keyboard, from Bill Chapman |
| 2013.08.18.04 | J. Lawrence Cook at the Keyboard, from Ken Vinen |
| 2013.08.18.03 | J. Lawrence Cook at the Keyboard, from Karl Ellison |
| 2013.08.16.01 | J. Lawrence Cook at the Keyboard, from Candy Hawblitz |
| 2012.03.13.01 | J. Lawrence Cook Web Site Updated, from Alan Wallace |
| 2010.05.25.07 | "Beer Barrel Polka" played by J. Lawrence Cook, from Dean Moore |
| 2010.05.14.03 | "Beer Barrel Polka" played by J. Lawrence Cook, from George Karpel |
| 2009.04.27.03 | J. Lawrence Cook Personal Master Recording Piano, from Jeffrey R. Wood |
| 2009.04.27.02 | J. Lawrence Cook Handwritten Roll Label, from Dave Wilcox |
| 2009.04.24.02 | J. Lawrence Cook Personal Master Recording Piano, from Julian Dyer |
| 2009.04.23.04 | J. Lawrence Cook Personal Master Recording Piano, from Eliyahu Shahar |
| 2009.04.23.03 | J. Lawrence Cook Personal Master Recording Piano, from Jeffrey R. Wood |
| 2009.04.22.02 | J. Lawrence Cook Personal Master Recording Piano, from Vincent Morgan |
| 2008.09.13.04 | J. Lawrence Cook on MySpace, from Jeffrey R. Wood |
| 2008.09.04.02 | J. Lawrence Cook on MySpace, from Jeffrey R. Wood |
| 2008.06.21.03 | J. Lawrence Cook Pseudonyms, from Hi Babit |
| 2008.06.18.02 | J. Lawrence Cook Pseudonyms, from Jeffrey R. Wood |
| 2008.06.16.02 | J. Lawrence Cook Pseudonyms, from Charles Schubert |
| 2007.02.22.01 | J. Lawrence Cook, Perforated Music Roll Specialist, from Ken Vinen |
| 2006.10.29.02 | J. Lawrence Cook on TV, from Alan Wallace |
| 2006.10.29.01 | J. Lawrence Cook on TV, from Randolph Herr |
| 2006.10.28.06 | J. Lawrence Cook on TV, from Donald Barton |
| 2006.10.27.04 | J. Lawrence Cook & Max Kortlander on TV, from Randy Hammond |
| 2006.10.27.03 | J. Lawrence Cook on TV & "What's My Line Medley", from Thomas Ahearn |
| 2006.10.27.02 | J. Lawrence Cook on TV, from Mark Kinsler |
| 2005.11.02.04 | Ed Freyer "A" Rolls Attributed to J. Lawrence Cook, from Jack M. Conway |
| 2005.02.15.05 | J. Lawrence Cook Photos by Duncan Scheidt, from Adam G. Ramet |
| 2003.04.21.03 | Seek Aeolian Piano Rolls by J. Lawrence Cook, from Ed Brown |
| 2002.05.07.02 | J. Lawrence Cook on "You Asked For It" TV Show, from Jeffrey Borinsky |
| 2002.05.05.01 | J. Lawrence Cook on "You Asked For It" TV Show, from Mike Meddings |
| 2001.11.01.05 | J. Lawrence Cook - Unpublished Photos, from Mike Meddings |
| 2001.06.29.01 | J. Lawrence Cook at 1972 AMICA Convention, from Mike Meddings |
| 2001.06.21.04 | J. Lawrence Cook Song Service Studios, from Mike Meddings |
| 2001.05.31.02 | Jelly Roll Morton & J. Lawrence Cook at Web Site, from Mike Meddings |
| 2001.04.04.06 | "Hot Papa Blues" Played By J. Lawrence Cook, from Bob Billings |
| 2001.03.17.01 | "Hot Papa Blues" Played By J. Lawrence Cook, from Bob Billings |
| 2001.02.15.04 | Jelly Roll Morton & J. Lawrence Cook at Web Site, from Mike Meddings |
| 2001.02.01.06 | J. Lawrence Cook Piano Instruction Folio, from Mike Meddings |
| 2001.01.19.05 | J. Lawrence Cook and Percy Grainger, from Mike Meddings |
| 2000.12.28.04 | J. Lawrence Cook & Tempo Music Publishing Company, from Mike Meddings |
| 2000.11.30.03 | J. Lawrence Cook Autobiography At Web Site, from Mike Meddings |
| 2000.11.20.01 | " Lawrence Welk's Music Maker" Organette, from Dean Randall |
| 2000.11.17.01 | Lawrence Welk Music Maker, from Lou Kretchek |
| 2000.11.12.08 | J. Lawrence Cook Song Transcriptions, from Andy Taylor |
| 2000.10.07.01 | J. Lawrence Cook Family, from Mike Meddings |
| 2000.09.24.05 | J. Lawrence Cook Autographed "A" Roll Catalog, from Philip Jamison |
| 2000.09.07.03 | Dr. Jean Lawrence Cook, W. C. Handy, Frank Melrose, from Mike Meddings |
| 2000.08.10.04 | J. Lawrence Cook & Ferd 'Jelly Roll' Morton, from Mike Meddings |
| 2000.07.20.02 | J. Lawrence Cook and Milt Hinton, from Mike Meddings |
| 2000.07.13.03 | J. Lawrence Cook at MBSI 1974 Convention, from Mike Meddings |
| 2000.06.18.05 | Genius of J. Lawrence Cook, from Andy Taylor |
| 2000.06.17.03 | J. Lawrence Cook in Ebony Magazine Article, from Mike Meddings |
| 2000.06.09.04 | J. Lawrence Cook & Jelly Roll Morton Research, from Karl Ellison |
| 2000.05.29.01 | B.A.B. Music Rolls & J. Lawrence Cook, from Jeff Alterman |
| 2000.01.04.08 | Genius of J. Lawrence Cook, from Harvey Roehl |
| 1999.03.14.02 | PianoLodeon Rolls Arranged by J. Lawrence Cook, from Bob Billings |
| 1998.07.27.08 | Politically Incorrect Rolls & J. Lawrence Cook, from Andy Taylor |
| 1998.03.09.08 | J. Lawrence Cook, from Matthew Caulfield |
| 1998.03.04.09 | Recollections of J. Lawrence Cook, from Hal Davis |
| 1998.03.02.12 | J. Lawrence Cook in Billings' Rollography, from Bob Billings |
| 1998.03.01.09 | J. Lawrence Cook, from Matthew Caulfield |
| 1998.02.21.04 | J. Lawrence Cook Arrangements, from Andy Taylor |
| 1998.02.20.19 | J. Lawrence "Piano Roll" Cook, from Ken Vinen |
| 1998.02.20.18 | J. Lawrence Cook at Imperial Industrial, from Bruce Clark |
| 1998.02.20.17 | J. Lawrence Cook at the Keyboard, from George Bogatko |
| 1998.02.20.16 | J. Lawrence Cook Arranged at the Piano, from Rick Inzero |
| 1998.02.15.04 | J. Lawrence Cook 78 rpm Record, from John Phillips |
| 1998.02.14.04 | J. Lawrence Cook Records, from Gordon Forcier |
| 1998.02.13.09 | J. Lawrence Cook Remembrance, from Larry Lobel |
| 1998.02.12.12 | J. Lawrence Cook Phono Records, from Bob Billings |
| 1998.02.12.11 | Lawrence "Piano Roll" Cook Phono Records, from Bryan Cather |
| 1998.02.12.10 | J. Lawrence Cook Phono Records, from Ken Vinen |
| 1998.02.11.05 | J. Lawrence Cook 78 Record, from Rob DeLand |
| 1997.12.16.07 | J. Lawrence Cook, Piano Roll Artist, from Jan Kijlstra |
| 1996.08.26.04 | Artist Pseudonyms: J. Lawrence Cook, from Karl Ellison |
| 1996.04.01.03 | Joplin and Lawrence, from Ed Berlin |
| 1996.03.29.06 | Re: Joplin and Lawrence, from Matthew Caulfield |
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