LIBRARY CLASSIFICATION THROUGH A （图书馆分类通过）.pdfVIP

LIBRARY CLASSIFICATION THROUGH A CENTURY* S.R. Ranganathan After defining the terms Scheme of Classes, Scheme of Classification and Library Classification, the progress in the First Century of the Classification Era is traced in the three maj or periods: Pre Facet, Transition to Facet and Facet Periods. The Facet Period is divided into the Restricted Facet Formula period, the Generalised Facet Formula Period and the Two Relativity Periods viz Dorking and Elsinore Periods. For each of the six resulting periods, the chief achievements in library classification and the social factors leading to them are mentioned. The achievements of the Dorking Period just ending are described in greater detail. Then follows the programme of research work for the Elsinore Period of 1965 to 1975. A programme for Fundamental Research in the Idea, Verbal, and Notational Planes is chalked out. Then follows the programme for Routine research in the building of schedules of Common Isolates, which is a back log from the Dorking Period, and the new area of the Design and the Building of Schedules for the Depth Classification of diverse subjects, needed for Documentation Work and Service. Lastly, the organization suitable to carry out the programme is outlined. 0 UNIVERSE OF DISCOURSE The theme of the address is Library Classification Through a Centrury. It is best to begin with fixing the boundary of this universe. We shall have to fix it in respect of the two substantive terms Library Classification and Centrury. CLASSIFICATION We shall start with the concept denoted by the term Classification. Classification can be of: 1. C