THE UNIVERSITY OF CHICAGO PRESS CHICAGO, ILLINOIS Agents THE BAKER & TAYLOR COMPANY NEW YORK THE CUNNINGHAM, CURTISS & WELCH COMPANY LOS ANGELES THE CAMBRIDGE UNIVERSITY PRESS LONDON AND EDINBURGH THE MARUZEN-KABUSHIKI-KAISHA TOKYO, OSAKA, KYOTO THE MISSION BOOK COMPANY SHANGHAI KARL W. HIERSEMANN LEIPZIG |