Tokyo, Tokyo Department Store Gallery; Osaka, Kinetsu Department Store Gallery, The Adventure of Today's Painting: The Art of Sam Francis and Toshimitsu Imai, October - November 1957
New York, M. Knoedler & Co., Inc.; Manchester, Currier Gallery of Art; Pittsburgh, Museum of Art, Carnegie Institute; Evansville, Evansville Art Museum; Utica, Munson-Williams-Proctor Institute Museum of Art; Louisville, J. B. Speed Art Museum; Minneapolis, Minneapolis Institute of Arts; Seattle, Seattle Art Museum; San Francisco, San Francisco Museum of Art; Colorado Springs, Colorado Springs Fine Arts Center; Dallas, Dallas Museum of Fine Arts; Oklahoma City, Oklahoma City Art Center; Memphis, Brooks Museum of Art; Atlanta, Atlanta Art Association; Saginaw, Saginaw Art Museum; Montreal, Museum of Fine Arts; Allentown, Allentown Art Museum; Boston, Museum of Fine Arts; Brooklyn, Brooklyn Museum, Paintings from the J. H. Hirshhorn Foundation Collection. A View of the Protean Century, October 1962 - April 1965, cat. no. 29, not illustrated