Hollander, Samuel The sources of increased efficiency : A study of du Pont rayon plants / Samuel Hollander. - Cambridge, Massachusetts : The M.I.T Press, 1965. - xii, 228 p. : ill. ; 24 cm. It Includes A Bibliography Subjects--Corporate Names: Du Pont (Firm). Subjects--Topical Terms: Rayon industry and trade --United States. Dewey Class. No.: 338.47677 / HOL