Evans, David S. 1916-2004. Observation in modern astronomy [by] David S. Evans. - New York : American Elsevier Pub. Co., 1968. - xiv, 273 p. : illus. ; 26 cm. Includes bibliographies and index. Subjects--Topical Terms: Astronomy--Observers' manuals. Dewey Class. No.: 522 / EVO