The EFLA redbook of audio-visual equipment; a handbook of information on film, slide and filmstrip projectors, recording and public address equipment, and related accessories. Prepared by Mary L. Allisson.
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| Format: | Livre |
| Langue: | English |
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New York
s.n.
1953.
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| Édition: | 1953 ed,, completely rev. With 1955 supplement. |
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