Journal of the Audio Engineering Society, volume 16 no. 3, July 1968.
AES, Audio Engineering Society, NY 1968; pp 258-384 inclusive, double-column text, photographs, diagrams, references, advertisements, etc.
AES, Audio Engineering Society, NY 1968; pp 258-384 inclusive, double-column text, photographs, diagrams, references, advertisements, etc.
Pergamon Press, 1961, 206 pages; translated from the Russian by Ruth Feinstein.
1001001, Inc, Peterborough NH 1978; issues #13 through #24 January through December, inclusive; each issue 146 pages, photographs and diagrams, advertisements, articles, etc.
Scottish Development Agency, 1989, 195 pages, some diagrams.