A sculpture in daylight fluorescent light by Dan Flavin, titled the nominal three (to William of Ockham), dated 1963.

Dan Flavin 

the nominal three (to William of Ockham)

, 1963

Daylight fluorescent light

8 ft. (244 cm) high

Photo by Billy Jim, New York 
© Stephen Flavin/Artists Rights Society (ARS), New York

A sculpture in daylight fluorescent light by Dan Flavin, titled the nominal three (to William of Ockham), dated 1963.