actegratuit:

Anthony McCall is a British-born American avant-garde artist specializing in the power of light, projected film, and cinema. His works are simple projections that emphasize the sculptural qualities of a beam of light

juju-be-art:

Bruce Nauman, De la main à la bouche, 1967, cire sur tissu, 71,1 x 26,4 x 11,1 cm, Washington, Hirshhorn Museum