Edward Dugmore - Untitled 15-P (1959)

From Wikipedia: Edward Dugmore (February 20, 1915 - June 13, 1996) was an abstract expressionist painter known for close ties to both the San Francisco and New York art worlds in post-war era following World War II. Since 1950 he had more than two dozen solo exhibitions of his paintings in galleries across the United States. His paintings have been seen in hundreds of group exhibitions over the years.

http://en.wikipedia.org/wiki/Edward_Dugmore