• 262 Jen do studovny

• 262 Kniha

Externí sklad

• 50 American Telephone and Telegraph Company
• 50 Bell Telephone Laboratories
• 21 American Institute of Electrical Engineers
• 13 Ives, Herbert Eugene, 1882-1953
• 12 Darrow, Karl K.
• 12 Institute of Radio Engineers
• 9 Germer, L. H.
• 7 Lowry, H. H.
• 7 Schumacher, Earle E.
• 6 American Institute of Mining and Metallurgical Engineers
• 5 Bozorth, Richard M.
• 5 Johnsrud, A. L.
• 5 Lucas, Francis F.
• 4 Acoustical Society of America
• 4 Carson, John R.
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• 259 angličtina
• 3 čeština
• 1 francouzština