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R.M.Lenox: 1930 (ca.), Philip Guston, Mother and Child -- National Gallery of Art (Washington) (special exhibition)
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R.M.Lenox: 1930, Philip Guston, Drawing for Conspirators -- National Gallery of Art (Washington) (special exhibition)
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R.M.Lenox: 1937, Philip Guston, Bombardment -- National Gallery of Art (Washington) (special exhibition)
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R.M.Lenox: 1940, Philip Guston, Gladiators -- National Gallery of Art (Washington) (special exhibition)
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R.M.Lenox: 1941, Philip Guston, Martial Memory -- National Gallery of Art (Washington) (special exhibition)
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R.M.Lenox: 1942, Philip Guston, Musa McKim -- National Gallery of Art (Washington) (special exhibition)
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R.M.Lenox: 1943, Philip Guston, Abandon Ship Drill (Navy Pre-Flight Training) [watercolor and ink] -- National Gallery of Art (Washington) (special exhibition)
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R.M.Lenox: 1943, Philip Guston, Locker Room (Navy Pre-Flight Training] [watercolor and ink] -- National Gallery of Art (Washington) (special exhibition)
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R.M.Lenox: 1944, Philip Guston, Self-Portrait -- National Gallery of Art (Washington)
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R.M.Lenox: 1945, Philip Guston, If This Be Not I -- National Gallery of Art (Washington) (special exhibition)
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R.M.Lenox: 1947, Philip Guston, The Porch -- National Gallery of Art (Washington) (special exhibition)
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R.M.Lenox: 1947, Philip Guston, The Porch II -- National Gallery of Art (Washington) (private collection)
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R.M.Lenox: 1949, Philip Guston, Review -- National Gallery of Art (Washington)
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R.M.Lenox: 1952, Philip Guston, To B.W.T. -- National Gallery of Art (Washington) (special exhibition)
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R.M.Lenox: 1954, Philip Guston, Summer -- National Gallery of Art (Washington)
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R.M.Lenox: 1955, Philip Guston, Beggar's Joys -- National Gallery of Art (Washington) (special exhibition)
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R.M.Lenox: 1956, Philip Guston, Voyage -- National Gallery of Art (Washington) (special exhibition)
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R.M.Lenox: 1957, Philip Guston, Native's Return -- National Gallery of Art (Washington) (special exhibition)
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R.M.Lenox: 1958, Philip Guston, The Return -- National Gallery of Art (Washington) (special exhibition)
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R.M.Lenox: 1960, Philip Guston, Mirror - To S.K. -- National Gallery of Art (Washington) (special exhibition)
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R.M.Lenox: 1963, Philip Guston, Painter III -- National Gallery of Art (Washington) (special exhibition)
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R.M.Lenox: 1968, Philip Guston, Untitled (Self-Portrait) -- National Gallery of Art (Washington) (special exhibition)
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R.M.Lenox: 1969, Philip Guston, Blackboard -- National Gallery of Art (Washington) (special exhibition)
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R.M.Lenox: 1969, Philip Guston, City -- National Gallery of Art (Washington)
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R.M.Lenox: 1969, Philip Guston, Open Window -- National Gallery of Art (Washington) (special exhibition)
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R.M.Lenox: 1969, Philip Guston, The Painter -- National Gallery of Art (Washington) (special exhibition)
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R.M.Lenox: 1970, Philip Guston, Cellar -- National Gallery of Art (Washington) (special exhibition)
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R.M.Lenox: 1970, Philip Guston, Courtroom -- National Gallery of Art (Washington)
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R.M.Lenox: 1970, Philip Guston, Dawn -- National Gallery of Art (Washington) (special exhibition)
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R.M.Lenox: 1970, Philip Guston, Flatlands -- National Gallery of Art (Washington) (special exhibition)