title: A treatise on signed and spoken language in early 19th century deaf education in america.
authors.affiliation: National Technical Institute for the Deaf, 96 Lomb Memorial Drive, Rochester, NY 14623 HGL9008@rit.edu
authors.forename: H G
authors.initials: HG
authors.lastname: Lang
authors.forename: W
authors.initials: W
authors.lastname: Stokoe