Attempts to prove that users of American Sign Language (ASL) do perform within a closed system of manual and nonmanual sign production features (phonemes and distinctive features). Deaf signers are quite capable of creating nonsense words as well as communicating with signers of other languages through pantomime and other paralinguistic features.…

Surveys recent literature on the origins of language, and speculates on the history of human language, especially on the factors contributing to the change from a gestoral to a vocal system. (Available from the University of Alabama Press, Periodicals Department, Drawer 2877, University, Alabama 35486.) (AM)