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Most publications of U.S. Government agencies follow the classification rules as presented in the main guidance sections. The publications of the Executive Office of the President, the Vice President, and Presidential commissions and committees established by executive order that report to the President have specific rules outlined here.
The agency symbol assigned to…
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GPO continually reviews and updates the GPO Cataloging Guidelines. Changes may be based on revisions and additions to the national cataloging and metadata standards that GPO follows or the need to include new guidelines and/or modify existing ones as we encounter new types of Federal government information resources or cataloging and metadata situations.
The List…
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AGL: National Agricultural LibraryBFM: bibliographic file maintenanceBIBCO: Monographic component of the Program for Cooperative CatalogingCGP: Catalog of U.S. Government PublicationsClass Web or Minaret: The official repository of the Library of Congress Subject Headings.CONSER: Serials component of the Program for Cooperative CatalogingDC: Dublin Core Metadata Element…
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AAccess point: A name, term, code, etc., representing a specific entity. (RDA Glossary)Acquisition record: A bibliographic record at encoding level 5, MARC partial (preliminary) level, created to represent a tangible publication that has been ordered or received for either the Cataloging and Indexing (C&I) Program or Federal Depository Library Program (FDLP). An…
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In 2004, in an effort to make Federal Government information more widely available to the American public through commercial book dealers, the Government Printing Office (GPO) adopted the use of ONIX (Online Information Exchange) as a metadata format for delivering publication information for U.S. Government information products in the GPO Sales Program. ONIX has become…
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The Dublin Core Metadata Element Set (DC), for which the current iteration is version 1.1 available at http://dublincore.org/documents/dces/, is a simplified schema for description of collections and works within collections.It was conceived in the 1990's to aid in resource discovery as the Internet was expanding and more resources became available. Specific…
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This section addresses the classification of continuing resources, which include serials and integrating resources; rules for special types of material may also apply. When classifying continuing resources, particularly serials and series, see also Monographic Series, Cutter Numbers, and Congressional and Legislative Branch Publications chapters as…
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Environmental Impact Statements
Environmental impact statements and related publications should include subject headings which focus on the environmental aspects of a specific topic or topics. The headings "Environmental impact statements" and "Environmental impact analysis" should only be used for works that discuss the methodology of the preparation of…
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For Congressional nomination hearings, the names of nominees for Federal offices are included as subject headings. LC's "rule of three" and "rule of four" apply when multiple nominees are the subject of a single hearing. If a hearing involves four or fewer nominees, the name of each nominee is included as a subject heading. If there are more than four nominees, only the…
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Overview
The LC Authority File is comprised of two files: the LC Name Authority File (or the LC NACO file), and the LC Subject Authority File (or the LC SACO file). An important difference between Name Authorities (NACO) and Subject Authorities (SACO) is: NACO is done in real time, but SACO has to go through LC's Subject Approval process, which takes 3-4 months.
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