Signed lower right. On the reverse: portion of label with date; Museum Committee label Massachusetts Institute of Technology with indications relating to the work: Artist - Santomaso; Title - Untitled; Acquisition Number - 5:62; Gift of - On loan from the Olsen Foundation, Ink. Exhibitions: 1957, New York, April - May, Grace Borgenicht Gallery.
Bibliography: 1975, Santomaso: Catalog raisonné 1931-1974, Alfieri, n. 256.