Aside from recordings in my personal collection, the bulk of the information found on this site came from the following sources:

1. David Hummel, The Collector's Guide To The American Musical Theatre, The Scarecrow Press, Inc. (1984) (regrettably out of print)

2. Jack Raymond, Show Music On Record: The First One Hundred Years, Washington, D.C. (1998 revised edition)

3. Robert Seeley and Rex Bunnett, London Musical Shows on Record 1889-1989, General Gramophone Publications (1989)

4. Richard C. Norton, A Chronology Of American Musical Theatre, Oxford University Press (2002)

5. Ken Bloom, American Song: The Complete Musical Theatre Companion, Schirmer Books (2nd edition 1996)

6. Ken Bloom, Hollywood Song: The Complete Musical Theatre Companion, Facts On File (1995)

7. The Library of Congress website

8. The A.S.C.A.P. website

9. The All Music website

10. The U.S. Copyright Office website

11. Steve Harris, Film, Television and Stage Music on Phonograph Records: A Discography, McFarland & Company, Inc. (1988)

12. Steven Suskin, Show Tunes, Oxford University Press (Revised and Expanded 3rd edition 2000)

13. Kurt Ganzl, The British Musical Theatre Vol. II: 1915-1984 (MacMillan Press 1986)

14. Stephen Banfield, Sondheim's Broadway Musicals, University of Michigan (1993)

For those seeking substantive information about what these musicals were about, I additionally suggest the following:

1. Ken Mandelbaum, Not Since Carrie, St. Martin's Press (1991)

2. Ethan Mordden, Make Believe: The Broadway Musical In The 1920s, Oxford University Press (1997)

3. Ethan Mordden, Sing For Your Supper: The Broadway Musical In The 1930s, Palgrave MacMillan (2005)

4. Ethan Mordden, Beautiful Mornin': The Broadway Musical In The 1940s, Oxford University Press (1999)

5. Ethan Mordden, Coming Up Roses: The Broadway Musical In The 1950s, Oxford University Press (1998)

6. Ethan Mordden, Open A New Window: The Broadway Musical In The 1960s, St. Martin's Press (2001)

7. Ethan Mordden, One More Kiss: The Broadway Musicals In The 1970s, Palgrave MacMillan (2003)

8. Ethan Mordden, The Happiest Corpse I've Ever Seen: The Last 25 Years Of The Broadway Musical, Palgrave MacMillan (2004)

9. Stanley Green, Broadway Musicals Of The 30s, Da Capo (1971)

10. Steven Suskin, Opening Night On Broadway, Schirmer Books (1990)

11. Steven Suskin, More Opening Nights On Broadway, Schirmer Books (1997)

12. Gerald Bordman, American Musical Revue: From The Passing Show To Sugar Babies, Oxford University Press (1985)

13. Gerald Bordman, American Musical Theatre: A Chronicle (1978)

Finally, I would like to thank Glenn Atchison (Toronto, Canada) for feeding the addiction and, in particular, and Richard C. Norton and David Hummel for sharing detailed information about their record holdings. Additional information was provided by John Aldous, Ronnie Apperson, Robert Armin, Mel Atkey, Jeremy Aufderheide, Fred Barton, Michael Bitterman, Ken Bloom, Jason Robert Brown, Rex Bunnett, Marc Castle, Seth Christenfeld, David Cleaver, Michael Colby, Stephen Cole, George Connolly, Buck Dietz, Tom DiMaggio, Ed Dixon, Albert Evans, Thad Evotee, Ian Ewing, Scott Fagan, Michael Feinstein, Tony Finstrom, Joe Frazetta, Will Friedwald, Alan Gomberg, Paul Heap, Tom Herson, David L. Hobbs, Mark Eden Horowitz, Jane Klain, Dan Langan, C.P. Lee, Dr. David Levy, Robert LoBiondo, Brandon Maggart, Richard Maltby, Jr., Greg MacKellan, Joe Marchese, John Mayer, Roger Mellor, Joe Miller, Mark Miller, George Moffatt, Larry Moore, Ian Nairnsey, Mike Picariello, Gabriel Pellegrino, Peter Pinne, Howard Pollack, Jack Raymond, David Shire, Michael A. Simpson, Dan Spiers, Ron Spivak, Jerry Thomas, Bobby Traversa, Adrian Tuddenham, Terry Wardrope, David Weiner, Jeffrey Winslow, David Wood, Andrew Zerman, and other members of CASTRECL.