Here's the complete list of all 107 puzzles using fewer than 20 letters sorted by number of letters used:
| Date | Author | Used | Missing |
|---|---|---|---|
| Wednesday, December 21, 2005 | David J. Kahn | 10 | B D E F G J K N P Q U V W X Y Z |
| Tuesday, June 05, 2001 | Peter Gordon | 10 | B C D F G H J K M P Q V W X Y Z |
| Tuesday, January 16, 2001 | Peter Gordon | 12 | B C D F G J Q R S T V X Y Z |
| Tuesday, December 23, 2008 | Joe Krozel | 13 | B C F G H J K Q U W X Y Z |
| Thursday, December 15, 2005 | Patrick Merrell | 15 | H I J K L M N O P U Y |
| Thursday, March 21, 2002 | Patrick Berry | 16 | E I J O Q U V X Y Z |
| Tuesday, February 09, 1999 | Janet R. Bender | 17 | A I J O Q U X Y Z |
| Saturday, January 24, 1998 | Randolph Ross | 17 | F J K Q V W X Y Z |
| Saturday, December 22, 2007 | Harvey Estes | 18 | F J K Q V W X Z |
| Saturday, January 20, 2007 | Harvey Estes | 18 | F H J Q V X Y Z |
| Friday, May 26, 2006 | Mike Torch | 18 | J K Q V W X Y Z |
| Friday, January 21, 2005 | Frank Longo | 18 | B J K Q W X Y Z |
| Saturday, June 21, 2003 | Dana Motley | 18 | F G J Q V W X Z |
| Saturday, August 24, 2002 | Chuck Menning | 18 | F J K Q W X Y Z |
| Saturday, July 27, 2002 | Robert H. Wolfe | 18 | F H J Q W X Y Z |
| Friday, December 29, 2000 | David J. Kahn | 18 | F J Q U V X Y Z |
| Monday, October 30, 2000 | Gregory E. Paul | 18 | F J K Q V W X Z |
| Friday, February 18, 2000 | Manny Nosowsky | 18 | B J K Q V X Y Z |
| Thursday, August 21, 1997 | Martin Ashwood-Smith | 18 | J K M Q W X Y Z |
| Saturday, December 28, 1996 | N. Joline | 18 | B F H K Q W X Z |
| Friday, October 11, 1996 | F. Longo | 18 | B F J Q U W X Z |
| Monday, December 04, 1995 | Sidney L. Robbins | 18 | F G J Q V X Y Z |
| Saturday, October 07, 1995 | Frank A. Longo | 18 | F J K Q V W X Z |
| Saturday, May 13, 1995 | Nancy Joline | 18 | F J K Q V W X Z |
| Wednesday, April 20, 1994 | Walter Webb | 18 | B H J K Q W X Z |
| Sunday, February 13, 1994 | Cathy Millhauser | 18 | A I J O Q U Y Z |
| Friday, November 26, 1993 | Nancy A. Corbett | 18 | F J K Q W X Y Z |
| Saturday, September 19, 2009 | Mel Taub | 19 | F J K Q V W Z |
| Saturday, March 28, 2009 | Joe Krozel | 19 | F J K Q W X Z |
| Saturday, November 22, 2008 | Frank Longo | 19 | J K Q W X Y Z |
| Friday, October 17, 2008 | Patrick Berry | 19 | F J Q U V X Z |
| Thursday, June 19, 2008 | Joe Krozel | 19 | B J Q V W X Z |
| Tuesday, June 03, 2008 | Pete Muller | 19 | F J Q V X Y Z |
| Saturday, December 01, 2007 | Robert H. Wolfe | 19 | F J Q W X Y Z |
| Thursday, August 23, 2007 | Joe Krozel | 19 | F H J M Q Y Z |
| Thursday, February 15, 2007 | Elizabeth Rehfeld | 19 | B J Q U X Y Z |
| Tuesday, December 26, 2006 | C. W. Stewart | 19 | J K Q V W X Z |
| Thursday, August 31, 2006 | Patrick Merrell | 19 | B J Q V W X Z |
| Saturday, June 24, 2006 | Harvey Estes | 19 | J K Q U W X Z |
| Friday, April 22, 2005 | Myles Callum | 19 | F J Q V W X Z |
| Monday, February 07, 2005 | Gordon Seaberg | 19 | F G J K Q X Z |
| Saturday, January 01, 2005 | Raymond C. Young | 19 | B J K Q X Y Z |
| Monday, August 23, 2004 | Nancy Salomon and Kyle Mahowald | 19 | F J Q V W X Z |
| Monday, July 12, 2004 | Gregory E. Paul | 19 | G J K Q V X Z |
| Thursday, June 03, 2004 | Mike Torch | 19 | F G J Q U X Z |
| Tuesday, May 25, 2004 | Richard Chisholm | 19 | B J K M Q X Z |
| Tuesday, February 24, 2004 | Alan Arbesfeld | 19 | F J Q V X Y Z |
| Thursday, January 01, 2004 | Richard Silvestri | 19 | J K Q V W X Z |
| Tuesday, December 02, 2003 | Harvey Estes | 19 | F H J Q W X Z |
| Tuesday, October 14, 2003 | Fred Piscop | 19 | B J M Q V X Z |
| Tuesday, July 29, 2003 | Ed Early | 19 | B G J Q U X Z |
| Thursday, June 19, 2003 | Randolph Ross | 19 | F J K Q W X Z |
| Saturday, April 12, 2003 | Robert H. Wolfe | 19 | H J K Q X Y Z |
| Saturday, March 15, 2003 | Adam Cohen | 19 | F J K Q V X Z |
| Thursday, December 12, 2002 | Michael Shteyman | 19 | B J K W X Y Z |
| Monday, December 09, 2002 | Sarah Keller | 19 | B J K Q X Y Z |
| Saturday, November 30, 2002 | Jim Page | 19 | H J K Q X Y Z |
| Friday, October 11, 2002 | A. J. Santora | 19 | F J K Q V X Z |
| Thursday, September 05, 2002 | Michael Shteyman | 19 | F J K Q W Y Z |
| Saturday, July 06, 2002 | Nancy Joline | 19 | F J K W X Y Z |
| Tuesday, June 04, 2002 | Matthew J. Koceich | 19 | F J K Q W X Z |
| Monday, April 01, 2002 | Roger Barkan | 19 | F J Q V X Y Z |
| Monday, January 28, 2002 | Sarah Keller | 19 | B F J Q V X Z |
| Saturday, July 14, 2001 | David J. Kahn | 19 | B F J M Q Y Z |
| Saturday, March 10, 2001 | Charles E. Gersch | 19 | F J Q V X Y Z |
| Wednesday, February 28, 2001 | A. J. Santora | 19 | F K Q V W X Z |
| Monday, November 20, 2000 | Randall J. Hartman | 19 | B F Q V W X Z |
| Friday, August 18, 2000 | Patrick D. Berry | 19 | F J Q V X Y Z |
| Wednesday, June 21, 2000 | Greg Staples | 19 | F J K Q X Y Z |
| Monday, January 31, 2000 | Peter Gordon | 19 | F J K Q V X Z |
| Monday, December 13, 1999 | Dave and Diane Epperson | 19 | B F J Q V X Z |
| Friday, July 16, 1999 | Gerald R. Ferguson | 19 | F J Q W X Y Z |
| Wednesday, June 23, 1999 | Alan Olschwang | 19 | B J K Q V X Z |
| Tuesday, June 08, 1999 | Fred Piscop | 19 | F J K Q W Y Z |
| Saturday, April 03, 1999 | Pat M. Hugel | 19 | F J Q V W X Z |
| Tuesday, October 06, 1998 | Elizabeth C. Gorski | 19 | F G J K W X Y |
| Friday, January 16, 1998 | Bob Sefick | 19 | F J Q W X Y Z |
| Friday, January 09, 1998 | Manny Nosowsky | 19 | F G J Q V X Z |
| Friday, August 22, 1997 | Frank Longo | 19 | J Q V W X Y Z |
| Thursday, July 10, 1997 | Matt Gaffney | 19 | J K Q V W Y Z |
| Friday, March 07, 1997 | Jeff Herrington | 19 | B F J Q W X Z |
| Saturday, February 22, 1997 | A. J. Santora | 19 | F J Q W X Y Z |
| Saturday, February 15, 1997 | J. Clonick | 19 | G J K Q U X Z |
| Saturday, February 08, 1997 | G. R. Ferguson | 19 | F J Q W X Y Z |
| Tuesday, December 24, 1996 | E. C. Gorski | 19 | F J Q W X Y Z |
| Saturday, October 05, 1996 | T. Payne | 19 | J K Q V W X Z |
| Friday, September 13, 1996 | M. Nosowsky | 19 | J K Q W X Y Z |
| Tuesday, May 28, 1996 | J. R. Bender | 19 | A I O Q U Y Z |
| Thursday, May 09, 1996 | C. Millhauser | 19 | F G J P Q V Z |
| Thursday, March 28, 1996 | G. Petgrave | 19 | B J K Q X Y Z |
| Saturday, March 16, 1996 | G. R. Ferguson | 19 | F J Q W X Y Z |
| Wednesday, February 28, 1996 | F.A. Longo | 19 | F J K Q X Y Z |
| Tuesday, February 27, 1996 | J.L. Beatty | 19 | J K Q V X Y Z |
| Saturday, February 10, 1996 | John R. Conrad | 19 | B J K Q V X Y |
| Friday, January 05, 1996 | R. Ross | 19 | G J Q W X Y Z |
| Friday, October 20, 1995 | Manny Nosowsky | 19 | B G J Q W X Z |
| Friday, June 09, 1995 | A.J. Santora | 19 | B F J K Q X Z |
| Monday, May 08, 1995 | Deborah Trombley | 19 | J Q V W X Y Z |
| Monday, April 24, 1995 | Sidney L. Robbins | 19 | F J Q V W X Z |
| Monday, November 21, 1994 | Norman S. Wizer | 19 | B G J Q X Y Z |
| Saturday, October 15, 1994 | Randolph Ross | 19 | F J K Q V W Z |
| Thursday, August 25, 1994 | Harvey Estes | 19 | J M Q V X Y Z |
| Saturday, May 28, 1994 | Gerald R. Ferguson | 19 | F H J K Q X Z |
| Tuesday, March 01, 1994 | D.J. Listort | 19 | B F J Q X Y Z |
| Monday, February 28, 1994 | Sidney L. Robbins | 19 | H J K Q V W X |
| Friday, February 04, 1994 | Joe Clonick | 19 | B F J Q X Y Z |
| Thursday, January 06, 1994 | Arthur W. Palmer | 19 | K Q V W X Y Z |