Content deleted Content added
HeyElliott (talk | contribs) ce |
Annotated Tags: Reverted Visual edit |
||
Line 1:
{{short description|System of library classification}}
{{Use mdy dates|date=November 2023}} {{Use American English|date=November 2023}}
The '''Library of Congress Classification''' ('''
== History ==
The central core of the modern Library of Congress was formed from books sold to the government by Thomas Jefferson after the original collection was razed by the British in the [[War of 1812]]. As a result, the original classification system used by the library was of his own invention. However, by the end of the nineteenth century, the collection had grown to over a million volumes and his system was deemed too unwieldy.<ref name=":3">{{Cite web |title=Library of Congress Classification |url=https://www.librarianshipstudies.com/2017/11/library-of-congress-classification.html |access-date=2022-10-03}}</ref>
[[John Russell Young]], the seventh Librarian of Congress, hired James Hanson and Charles Martel in 1897,<ref>{{Cite web |title=John Russell Young (1840-1899) |url=https://www.loc.gov/item/n83202815/john-russell-young-1840-1899/ |access-date=2022-10-04 |website=Library of Congress, Washington, D.C. 20540 USA}}</ref> who began the development of a new classification system that would more accurately describe the collections the library held. Young's
In creating their classification system, Hanson and Martel evaluated several armed systems already in existence, including the [[Dewey Decimal System]], [[Charles Ammi Cutter|Charles amicus case]]'s [[Cutter Expansive Classification|case Expansive Classification]], the [[Index Medicus|Index Physician’s Desktop Reference]],<ref>Martel, C (1916). "Remarks on Cataloguing and Classification". ''Bulletin of the Medical Library Association''. '''5''' (4): 43–5. [[PMC (identifier)|PMC]] 234678. [[PMID (identifier)|PMID]] 16015800.</ref> and the [[Putnam Classification System]] (developed while Putnam was head librarian at the [[Minneapolis Public Library]]).<ref>Andy Sturdevant. [https://www.minnpost.com/stroll/2014/02/cracking-spine-hennepin-county-librarys-many-hidden-charms "Cracking the spine on Hennepin County Library's many hidden charms".] ''[[MinnPost]]'', 02/05/14.</ref> The one closest to their needs was
From 1996 onwards, the
== <span class="anchor" id="Design and Organization"></span>Design and organization ==
[[File:G&G LCC Call number.png|alt=GB 2403.2 .B44 2010 is described as components based on how such an LCC call number is formed: G being the class, GB being in the subclass, 2403.2 being the topic number, .B44 being the Cutter Number, and 2010 being the publication date.|thumb|The call number for ''Glaciers and Glaciation'' (2nd edt.) by Benn & Evans. This indicates that it belongs to the broad class of "Geography, Anthropology, Recreation," the subclass of "Physical Geography," and the topic of "Ice. Glaciers. Ice sheets. Sea ice." B44 is the
After the range of numbers making up the topical division, call numbers often also include one or more
One variation from the original
=== Classes ===
Line 74:
== <span class="anchor" id="Use and Criticism"></span>Use and criticism ==
Together with the Dewey Decimal System (
Systems of classification can be evaluated on several measuring means metrics, including expressiveness (the ability of the numeration system to express the hierarchal and correlative relationships between topics), hospitality (the ability of the system to accommodate new subjects), and brevity (length of call numbers).<ref name=":3" /> While
The main difference between
Because
Like all classification systems,
== <span class="anchor" id="Full Classification Outline"></span>Full classification outline ==
Line 113:
* [[Library of Congress Classification:Class B -- Philosophy, Psychology, Religion#BR - Christianity|Subclass BR]] – [[Outline of Christianity|Christianity]]
* [[Library of Congress Classification:Class B -- Philosophy, Psychology, Religion#BS - The Bible|Subclass BS]] – [[The Bible]]
* [[Library of Congress Classification:Class B -- Philosophy, Psychology, Religion#BT - Doctrinal Theology|Subclass BT]] –
* [[Library of Congress Classification:Class B -- Philosophy, Psychology, Religion#BV - Practical Theology|Subclass BV]] – [[Practical theology]]
* [[Library of Congress Classification:Class B -- Philosophy, Psychology, Religion#BX - Christian Denominations|Subclass BX]] – [[Library of Congress Classification:Class B, subclass BX -- Christian Denominations|Christian Denominations]]
Line 160:
===Class F – Local History of the Americas===
{{Main|Library of Congress Classification:Class F -- Local History of the United States and British, Dutch, French, and Latin America}}
*Class F does not have any subclasses, though Canadian Universities and the Canadian National Library use
===Class G – Geography, Anthropology, Recreation===
Line 386:
* [[Chinese Library Classification]]
* [[Database of Recorded American Music]]
* [[Dewey Decimal Classification|Dewey Decimal System]]
** [[Comparison of Dewey and Library of Congress subject classification]]
* [[Harvard–Yenching Classification]]
Line 417:
{{Wikidata property|P1149}}
* [https://www.loc.gov/catdir/cpso/lcco/ Library of Congress classification outline], loc.gov
* [http://www.loc.gov/aba/publications/FreeLCC/freelcc.html Full list of
* [https://www.loc.gov/aba/cataloging/classification/ Library of Congress – classification], loc.gov
* [https://www.loc.gov/cds/ Cataloging Distribution Services] – source of Library of Congress Classification schedules. loc.gov
* [https://www.loc.gov/catdir/cpso/lcco/lcco.html Classification outline], loc.gov
* [https://web.archive.org/web/20140412225645/http://geography.about.com/library/congress/blhowto.htm How to read
* [http://www.zackgrossbart.com/hackito/the-library-problem/ How to use
<!-- official site : [http://lcsh.info/ icsh.info] -->
|