Code for classifiers; principles governing the consistent placing of books in a system of classification

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090	⊔	⊔	‡aZ696 ‡b.M57 1939A
035	⊔	⊔	‡a(OCoLC)6052533
100	1	⊔	‡aMerrill, William Stetson.
245	1	0	‡aCode for classifiers; ‡bprinciples governing the consistent placing of books in a system of classification.
250	⊔	⊔	‡a2d ed.
260	⊔	⊔	‡aChicago, ‡bAmerican Library Association ‡c1939 ‡aAnn Arbor, Mich., ‡bEdwards Brothers, ‡c1947, c1939.
300	⊔	⊔	‡a177p.
538	⊔	⊔	‡aMode of access: Internet.
650	⊔	0	‡aClassification ‡xBooks.
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