Charles Howard

1927

Untitled (Two nude women)

National Gallery of Art

1934

Banner

Musée d'Art moderne de San Francisco

1941

Trinity

Art Institute of Chicago

1942

Abstraction in Flight

Musée d'Art moderne de San Francisco

1942

Prescience

Metropolitan Museum of Art

1944

Sans titre

Smithsonian American Art Museum

1946

California, from the United States Series

Smithsonian American Art Museum

1947

The Progenitors

Musées des Beaux-Arts de San Francisco

1953

The Cavern

None

1955

Morning Picture

Seattle Art Museum

1957

The Sected Crest

Girton College

1957

Small Painting

Seattle Art Museum

1958

Painting 1958 (II)

Seattle Art Museum

1961

Painting (1)

Musée et Gallerie d'Art Swindon

1961

Painting 61–62, No. 3

Towner Eastbourne

Untitled IV

Musée national du Victoria

The Matement

Fitzwilliam Museum

First War Winter

Musée d'Art moderne de San Francisco

Double Circle

Musée d'Art du comté de Los Angeles

Winter Picture

Carnegie Museum of Art