Red flag in Japan : international communism in action, 1919-1951 / R.Swearingen and P.Langer. Swearingen, Rodger, 1923- Langer, F. (Paul Fritz), 1915- Communism Japan. 329.952 19 SWR Includes bibliographical references and index. Camb., Mass. : Harvard U.P., 1952. 1952. 1952 Text xii, 276 p. ; eng Japan Politics and government 1912-1945. Japan Politics and government 1945- Japan.