Teaching the pursuit of science by John H, Woodburn and Ellsworth S. Obourn. Woodburn, John H. Obourn, Ellsworth S. (Ellsworth Scott), 1897- Science Study and teaching. Q181 .W824 501 WOT Includes bibliographical references and index. New York : Macmillan, 1965. 1965. 1965 Text vii, 470 p. : eng