Summerson , John. Ben Nicholson / John Summerson. - New York : Penguin books, 1948. - 32 p. : ill. ; 20 cm. - The Penguin modern painters. . 300 300 Subjects--Topical Terms: Nicholson, Ben, -- 1894-1982. Painting, British. Dewey Class. No.: 927.5 / S66b