A survey of overhead projectors /
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| Main Author: | |
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| Corporate Author: | |
| Format: | Book |
| Language: | English |
| Published: |
London :
National Committee for Audio-Visual Aids in Education; Educational Foundation for Visual Aids,
1969.
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| Series: | National Committee for Audio-Visual Aids in Education. Experimental Development Unit.
no. 6 |
| Subjects: |
| Item Description: | Contains supplement. |
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| Physical Description: | 72 p. : ill. ; 21 cm. |
| ISBN: | 0900553014 |