Development and demonstration of communication systems for the blind and deaf/blind: braille communication terminals and tactile paging systems ; final report /
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| Format: | Book |
| Language: | English |
| Published: |
[Cambridge] :
[Sensory Aids Evaluation and Development Center, Massachusetts Institute of Technology],
1973.
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| Subjects: |
| Item Description: | "Project number 14-P-55016/1-03." |
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| Physical Description: | xv, 86 pages : illustrations ; 29 cm. |
| Bibliography: | Includes bibliographical references. |