Virginia Military Institute, 1948—1950
Yale University, BFA 1954, MFA 1961

University of Bridgeport (Art History), 1959
Yale University (Teaching Assistant), 1960
Maryland Institute, 1961—1968
Yale Summer School of Music and Art at Norfolk, 1970

University of Tasmania, Hobart, Australia, 1982
Dartmouth College, Hanover, NH, 1983
Pasadena City College, CA, 1999
Weber State University, Ogden, UT, 2004

Dartmouth College, 1971
Yale University 1972, 1979, lecture series on contemporary printmaking, 1988
Columbia University, 1980
Middlebury College, 1981
Melbourne and Sydney, Australia: lectures under a grant from the Australia Council to the Arts, l982
Tyler School of Art, Philadelphia, PA, 1984
University of Florida, Gainesville, 1985
State University of New York at Purchase, 1985
Rhode Island School of Design, 1985
Two River Printmaking Studio, 2001
Mint Museum, Charlotte, NC, 2004
Winthrop University, Black Rock, SC, 2004

Yale-Norfolk Residency, 1953
Yale Traveling Fellowship, 1954
Louis Comfort Tiffany Foundation Grant, 1963
1st prize, Festival de Artes Graficas, Cali, Colombia, 1969
Grand Prize, 2nd Festival of Art, Seoul, Korea, 1972
Residency, Rockefeller Foundation, Bellagio, Italy, 1990
Medal of Honor, Interprint '90, Lvov, Ukraine, 1990
Awards Exequo of the Triennial, International Triennial of Graphic Arts, Cracow, Poland, 1991
Triennial Special Prize, International Print Triennial, Cracow, Poland, 1997
Honorable Gold Diploma, 9th International Print Biennial, Varna Bulgaria, 1997
Commendatory Award, 3rd International Miniprint Triennial, Lahti Finland, 1998
Gold Medal, International Print Triennial, Friedrikstad, Norway, 1999
The Honorable Mention, International Print Triennial, Cracow, Poland, 2003
Special Jury Award, 13th International Print Biennial, Varna, Bulgaria, 2005
Honored by SAGA (Society of American Graphic Artists), 2014
Honored by the National Academy with an award for 39 years tenure as a National Academician, 2014
Purchase Award, Society of American Graphic Artists Centennial Exhibition. The Art Students League, New York, NY, 2015

Baltimore Museum of Art, Baltimore, MD
Bibliotheque Nationale, Paris, France
British Museum, London, England
Brooklyn Museum, Brooklyn, NY
Carnegie Museum of Art, Pittsburgh, PA
Cincinnati Art Museum, Cincinnati, OH
Cleveland Museum of Art, Cleveland, OH
Corcoran Gallery of Art, Washington, DC
Detroit Institute of Arts, Detroit, MI
Fine Arts Museums of San Francisco, M. H. de Young Memorial Museum, San Francisco, CA
Fogg Art Museum, Harvard University, Cambridge, MA
High Museum of Art, Atlanta, GA
Hirshhorn Museum and Sculpture Garden, Washington, DC
Library of Congress, Washington, DC
Los Angeles County Museum of Art, Los Angeles, CA
Metropolitan Museum of Art, New York, NY
Minneapolis Institute of Arts, Minneapolis, MN
Museo de Arte Moderno, Bogotá, Colombia
Museo de Arte Moderno "La Tertulia", Cali, Colombia
Museum of Fine Arts, Boston, MA
Museum of Modern Art, New York, NY
National Collection of Fine Art, Washington, DC
National Gallery of American Art, Washington, DC
National Gallery of Art, Washington, DC
Pennsylvania Academy of the Fine Arts, Philadelphia, PA
Philadelphia Museum of Art, Philadelphia, PA
Phillips Collection, Washington, DC
Seattle Art Museum, Seattle, WA
Tate Gallery, London, England
Yale University Art Gallery, New Haven, CT