Last seen in:
- Eugene Sheffer - King Feature Syndicate - Jun 18 2015
- New York Times - Jul 4 2014
- Eugene Sheffer - King Feature Syndicate - Jan 3 2014
- Eugene Sheffer - King Feature Syndicate - Jun 25 2009
- New York Times - Feb 15 2009
- L.A. Times Sunday - Apr 15 2007
- Wall Street Journal - Jan 28 2005 - January 28, 2005 - By Degrees
- New York Times - Oct 12 2003
- New York Times - Nov 25 1999
Related Clues:
- Physicist involved with 10-Down
- Nuclear pioneer Enrico
- Eponym of a physics lab near Chicago
- Atom-splitting Nobelist
- U.S. chemist who discovered deuterium
- Manhattan Project chemist
- Pioneer in the development of nuclear power
- Tiny distance unit
- Eponym for a Batavia, IL particle physics lab
- Nuclear physicist Enrico
- Italian physicist
- Manhattan Project scientist Harold
- Onetime American Physical Society president
- Winner of the 1938 Nobel Prize in Physics
- 1934 Chemistry Nobelist Harold