A sculpture in yellow fluorescent light by Dan Flavin, titled the diagonal of May 25, 1963 (to Constantin Brancusi), dated 1963.

Dan Flavin 

the diagonal of May 25, 1963 (to Constantin Brancusi)

, 1963

Yellow fluorescent light

8 ft. (244 cm) long on the diagonal

© Stephen Flavin/Artists Rights Society (ARS), New York

A sculpture in yellow fluorescent light by Dan Flavin, titled the diagonal of May 25, 1963 (to Constantin Brancusi), dated 1963.