Richard Pousette-Dart (1916-1992) is best known as an American painter of mid-20th-century Abstract Expressionism, although his work was distinct for its spiritual content and his elaborate layering of materials. His works on paper are remarkable for their varied use of materials and techniques, and reflect the artist's shift from figurative representation to semi-abstract forms emerging out of free calligraphic drawing, to a form of pointillism,...