CONTENTS PAGE Editorial Note vii A Vocabulary of Sukuma, compiled by I. Richardson and edited by W. M. Mann................................................................1 Riddle Telling among the Berbers of Central Morocco, by J. Bynon . 80 A Boorii Liturgy from Katsina : Introduction and Kiraaii Texts, by A. V. King..............................................................105 Notes on Swahili Literature, by Jan Knappert 126 Greenberg’s Classification of African Languages, by F. D. D. Winston 160 Levels of Relationship in the Comparative Study of African Languages, by David Dalby.............................................................171