Last seen in:
- USA Today - Aug 21 2019
- New York Times - Sep 4 2018
- The Washington Post - Mar 27 2018
- The Washington Post - Sep 14 2017
- New York Times - Feb 1 2017
- The Washington Post - Aug 17 2016
- New York Times - May 9 2016
- Wall Street Journal - Mar 18 2005 - March 18, 2005 - Subliminal Spots
- New York Times - Mar 22 2004
- New York Times - Jan 14 2003