Last seen in:
- Universal - May 18 2015
- Thomas Joseph - King Feature Syndicate - Nov 8 2013
- New York Times - Apr 23 2012
- The Chronicle of Higher Education - Jan 13 2012
- The Telegraph - QUICK CROSSWORD NO: 25,661 - Jul 5 2008
- USA Today - Jan 17 2007
- New York Times - Jun 15 2005
- Universal - Apr 7 2005
- Thomas Joseph - King Feature Syndicate - Feb 22 2005
- New York Times - Mar 29 2004
Related Clues:
- Electron tube with two elements
- Transistor ancestor
- It has two terminals
- Electronic device
- Digital clock's light emitter
- L.E.D. part
- Electrical component
- Cellphone component
- ''Light-emitting'' electronic device
- Vacuum-tube type
- Electronics tube
- Old vacuum tube
- Electronic verses in praise of the late Princess of Wales?
- Perish the sound of poetry for a semiconductor
- Cell-phone part