A Second-generation interactive classroom television system for the partially sighted
By: S.M. Genensky ... [et al.]
Contributors: Genensky, S. M.; United States. Dept. of Health, Education, and Welfare; Rand Corporation
Series: Rand report -- R-2138-HEW; R (Rand Corporation) -- R-2138-HEW
Publisher: Rand
Published: 1977
Place of publication: Santa Monica, CA
Language: eng
Number of pages: 69
Subjects: Blind -- Education -- Audio-visual aids; Television in education; Blind, Apparatus for the
Notes: "Prepared for the Dept. of Health, Education, and Welfare."

"June 1977."