Frontmatter -- Preface -- Contents -- Professor A.N. Tucker, 1904-1980 -- Part one Nilotic: Language and History -- The Segmental Morphology of Proto-Southern Nilotic -- The Tonal System of ProtoKalenjin -- The Classification of Eastern Nilotic and its Significance for Ethnohistory -- On Verbal Derivation in Nilotic: The Case of Turkana -- The Morphophonemics of the Maasai Verb -- Lango: Some Morphological Changes in Verb Paradigm -- The Verb "to be' in Dholuo Syntax -- The Twenty Vowels of Dhe Luwo (JUT LUO, Sudan) -- Some Observations on the Social History of the Atuot Dialect of Nilotic -- Part two Sahara and Sudan -- Griffith's Old Nubian Lectionary -- Adjectives in Nyimang, with Special Reference to k- and t- Prefixes -- Lexicostatistical Subgrouping and Lexical Reconstrucion of the Daju Group -- The Person Elements in Saharan Languages: A Step towards the Creation of Proto-Saharan -- The Development of the Kanuri Aspect System within Western Saharan -- Kanuri Word Formation and the Structure of the Lexicon -- Borno and the East: Notes and Hypotheses on the Technology of Burnt Bricks -- Part three Comparison and Classification -- Some Nilo-Saharan Isoglosses -- The Classification of Kuliak -- The Classification of the Kadugli Language Group -- De la possibilité de rapprochements entre le songhay et les langues Niger- Congo (en particulier mandé) -- Towards Idiomatic Reconstruction in the Nilo-Saharan Complex -- Participants at the Colloquium