Volume 10, Number 2, October 1988. Douglas Pulleyblank on vowel deletion in Yorùbá; Keith Snider on the noun class system of Proto-Guang; G. Tucker Childs on the phonology of Kisi ideophones. The issue carries an obituary of William E. Welmers, and reviews by Carl Ebobissé, Jonathan Owens, Alain Delplanque, Edgar E. Gregersen, Jean A. Blanchon and F. K. Erhard Voeltz.