Examines whether manually coded English (MCE) sign language systems are learnable. Reading achievement and expressive English skills of deaf students educated using only a MCE sign system were examined. Deaf students had expressive English skills comparable to hearing students in respect to syntactical and lexical skills but were deficient in…

Reports on a longitudinal study of developing communication in two profoundly deaf preschool boys growing up in oral deaf families who use oral English as their primary language. Results provide a window on the natural ontogenesis of a compensatory gestural system. (Contains 44 references.) (JL)