00361nam a22001097a 4500 18631 18631 Karchmer, Michael A. Louisiana State Survey of Hearing Impaired and DeafBlind Children and Youth 1978-79 / Michael A. Karchmer and Stephen Wolk Washington, DC : Gallaudet College 1980 27 p. Deaf children RB 0 0 0 0 AIISH AIISH 2022-06-07 0 R72 2022-06-07 00:00:00 2022-06-07 RB