Jean Arp.

Oriforme, 1962/1977.

The National Gallery of Art in Washington, D.C.

Andrew Logan.

Cosmic Galaxy Egg, 2004.

The American Visionary Art Museum

Frank Stella.

Prinz Friedrich von Homburg, Ein Schauspiel, 3X, 1998-2001.

The National Gallery of Art in Washington, D.C.