Last seen in:
- USA Today - Feb 19 2021
- New York Times - Oct 31 2019
- New York Times - Feb 2 2011
- New York Times - Jul 12 2009
- New York Times - May 6 2008
- Thomas Joseph - King Feature Syndicate - Sep 5 2007
- Thomas Joseph - King Feature Syndicate - Feb 23 2006
- New York Times - Dec 22 2004
- New York Times - Mar 31 2003
- Wall Street Journal - Mar 8 2002 - WSJ March 08, 2002 - An Average Puzzle