Libraries at large : tradition, innovation, and the national interest; the resource book based on the materials of the National Advisory Commission on Libraries / edited by Douglas M. Knight and E. Shepley Nourse. Knight, Douglas M. 1921- Nourse, E. Shepley. United States. National Advisory Commission on Libraries. Libraries United States. Information services United States. Z731 .K56 021.2 KNL 021.0973 20 Includes index. Includes bibliographical references and index. New York : Bowker, 1969. 1969. 1969 Text xxiv, 664 p. : eng United States. United States.