A painting by Ad Reinhardt, titled Blue Painting, dated 1953.

Ad Reinhardt 
Blue Painting, 1953

Oil on canvas

24 x 16 inches (60.9 x 40.6 cm) 

Framed: 26 1/2 x 18 1/2 inches (67.3 x 47 cm)

Signed, titled, dated, and inscribed verso

A painting by Ad Reinhardt, titled Blue Painting, dated 1953.
A detail from a painting by Ad Reinhardt, titled Blue Painting, dated 1953.