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The Library of Congress Classification (LCC) is a system of library classification developed by the Library of Congress in the United States, which can be used for shelving books in a library. LCC is mainly used by large research and academic libraries , while most public libraries and small academic libraries use the Dewey Decimal ...
[1] [2] It has also been called the Library of Congress Catalog Card Number, among other names. The Library of Congress prepared cards of bibliographic information for their library catalog and would sell duplicate sets of the cards to other libraries for use in their catalogs. This is known as centralized cataloging.
The Library of Congress ( LOC) is a research library in Washington, D.C. that serves as the library and research service of the U.S. Congress and the de facto national library of the United States. [ 3] Founded in 1800, it is the United States' oldest federal cultural institution. [ 4]
Comparison of Dewey and Library of Congress subject classification. This is a conversion chart showing how the Dewey Decimal and Library of Congress Classification systems organize resources by concept, in part for the purpose of assigning call numbers. These two systems account for over 95% of the classification in United States libraries, and ...
The National Union Catalog (NUC) is a printed catalog of books catalogued by the Library of Congress and other American and Canadian libraries, issued beginning in the 1950s. The National Union Catalog is divided into two series: the Pre-1956 Imprints is a 754-volume set containing all older records in a consolidated alphabetical format, while ...
The Library of Congress Subject Headings ( LCSH) comprise a thesaurus (in the information science sense, a controlled vocabulary) of subject headings, maintained by the United States Library of Congress, for use in bibliographic records. LC Subject Headings are an integral part of bibliographic control, which is the function by which libraries ...
Authority control. In information science, authority control is a process that organizes information, for example in library catalogs, [ 1][ 2][ 3] by using a single, distinct spelling of a name (heading) or an (generally alphanumeric) identifier for each topic or concept. The word authority in authority control derives from the idea that the ...
MARC standards. MARC ( machine-readable cataloging) is a standard set of digital formats for the machine-readable description of items catalogued by libraries, such as books, DVDs, and digital resources. Computerized library catalogs and library management software need to structure their catalog records as per an industry-wide standard, which ...