Arshile Gorky, The Artist with His Mother
Arshile Gorky, The Liver is a Cock's Comb
Willem de Kooning, Woman 1
Willem DeKooning, Excavation
Jackson Pollock, The She Wolf
Jackson Pollock painting in 1950
Jackson Pollock, Autumn Rhythm
Lee Krasner, Sun Woman II
Mark Rothko, untitled
Mark Rothko and Phillip Johnson, The Rothko Chapel, Houston, TX
David Smith, Hudson River Landscape, sculpture
David Smith, Cubi XXVI
ABSTRACT EXPRESSIONISM
Carl Gustav Jung
Arshile Gorky
Willem DeKooning
--action painting
Jackson Pollock
Lee Krasner
Mark Rothko
David Smith
Here is Hans Namuth's film of Jackson Pollock at work: