The audio-visual equipment directory - National Audio Visual Association (Fairfax National Audio-Visual Association, 1975)
Began in Mar. 1953.
-29th ed. (1983-84).
Description based on: 27th ed. (1981-82).
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Vols. for 1981-82- issued by: National Audio-Visual Association; -1983-84 by: NAVA, the International Communications Industries Association.
Continued in 1984 by: Equipment directory of audio-visual, computer and video products.
Keywords: Audio -- visual equipment -- Catalogs