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Bar-Hillel, Y.; Carnap, R.: ¬An outline of a theory of semantic information (1953)
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Dyson, G.M.: Advances in classification (1955)
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Bernier, C.L.; Heumann, K.F.: Correlative indexes : pt.3: semantic relations among semantemes - the technical thesaurs (1957)
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MacKay, D.M.: Operational aspects of some fundamental concepts of human communication (1953/55)
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MacKay, D.M.: Quantal aspects of information (1950)
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Adair, W.C.: Citation indexes for scientific literature (1955)
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Chomsky, N.: Logical structure in language (1957)
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Eaton, T.: Classification in college and university libraries (1955)
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Bonn, G.S.: Relative usefulness of indexing and abstracting services (1950)
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Rogers, R.D.: Subject bibliography versus subject catalog and periodical index (1950)
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Bristol, R.P.: Control of subject information : can it be mechanized? (1950)
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Barr, W.F.: Advantages and disadvatages of the Superintendent of Documents Classification as a key to a depository collection (1951)
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Jackson, I.H.: Advantages and disadvantages of a Subject System of Classification as a key to a depository collection (1951)
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Frauendorfer, S. von: International unification of cataloging? (1951)
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Merritt, L.C.: ¬A footnote on the need for local subject cataloging (1952)
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Herrick, M.D.: ¬The development of a classified catalog in library schools (1953)
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Spalding, C.S.: Library of Congress Book Catalogs : proposed expansion into current author and subject catalogs of american library resources (1954)
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David, C.W.: ¬The reproduction of the National Union Catalog (1954)
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Eastin, R.B.: Central indexing and distribution of U.S. Government Documents (1954)
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Ullmann, M.B.: ¬The indexing and distribution of Census Publications (1954)
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