edited by William T. Tow and Rikki Kersten. edited by William D. Robinson. edited by William A. Nolte. edited by William C. Schneider. edited by William E. Madsen. edited by William E. Miller. edited by William Lockeretz. edited by William R. Loomis. edited by William E. Kuhn, Jean Ehretsmann. edited by William A. Kuperman and Finn B. Jensen.