Library of Congress Classification System

Z - Library Science and Information Resources

Detailed Call Number Ranges for Section: Z - Library Science and Information Resources

Z	4-115.5	Books in General.
	4-8	History of Books and Bookmaking
	40-104.5	Writing
	41-42.5	Autographs, Signatures
	43-45	Calligraphy
	48	Copying Processes
	49-51.5	Typewriting, Typewriters
	52-52.5	Word Processing
	53-102	Shorthand, Stenography, Phonography
	102.5-104	Cryptography
	104.5	Invisible Writing
	105-115.5	Paleography
	116-659	Book Industries and Trade.
	116.A2	Treatises on the Modern Printed Book
	116.A3	Book Design
	116.A5-265	Printing
	124-228	Printing: History
	231-232	Printers and Printing Establishments
	234	Medallic History of Printing, Tokens
	235-236	Printer's Marks, Mottoes, etc.
	237	Paper, Watermarks, etc.
	239-239.9	Books, Noteworthy as Examples of Fine Printing
	240-241.5	Incunabula, Block Books (including broadsides, playing cards)
	243-264.5	Practical Printing (including printing as a business, layout, paper and ink, machinery, type and type founding, electrotyping, typesetting, presswork)
	265	Reproduction of Books, Documents, etc. by Photography, Microphotography, etc.
	266-276	Bookbinding, Book Decoration
	278-549	Bookselling and Publishing
	551-656	Copyright
	657-659	Freedom of the Press, Censorship
	662-1000.5	Libraries
	662-664	Collected Works
	665-718.8	Library Science, Information Science
	672	Library Cooperation and Coordination
	674.2-674.5	Information Services, Information Centers
	674.7-674.83	Library Information Networks
	675	Classes of Libraries
	678-678.88	Library Administration and Organization, Constitution
	678.89-678.892	Library Service Agencies
	678.9	Automation
	679-680	Architecture and Planning of the Library (including space utilization, security, safety, lighting, etc.)
	680.3-680.6	Library Communication Systemd
	681	Photography and Other Methods of Reproduction in Library Science
	681.5	Trustees, Library Boards, Committees, etc.
	682-682.3	Personnel
	683-683.5	Finance, Insurance
	684-685	Supplies, Shelving, Bookstacks
	686	Branches, Delivery Stations, Bookmobiles
	687-718.8	The Collections, The Books
	688	Special Collections
	688.5	Processing
	689	Acquisition (selection, purchase, gifts, duplicates)
	690	Exchanges
	691-692	Special Classes of Materials (including manuscripts, maps, microforms, serials)
	693-695.83	Cataloging
	695.85	Library Handwriting
	695.87	Printing of Catalogs
	695.9-695.94	Indexing, Abstracting
	695.95	Alphabetizing, Filing
	695.98	Recataloging, Reclassification
	696-697	Classification and Notation
	698	Shelflisting, Author Notation
	699-699.5	Machine Methods of Information and Retrieval, Mechanized Bibliographic Control
	700	Bookbinding
	701-701.5	Injuries to Books, Book Hygiene
	702	Thefts and Losses of Books
	703.5-703.6	Moving, Disposition of Books on Shelves, etc. (including discarding, weeding)
	711-711.92	Reference Work
	712-714	Circulation, Loans, Charging Systems
	716-716.1	Library Extension, Library Commissions, Travelling Libraries
	716.2-718.8	Libraries in Relation to Special Topics
	719-725	Libraries (General)
	719-871	Library Reports of Individual Libraries, History, Statistics
	881-980	Library Catalogs and Bulletins
	987-997.2	Private Libraries, Book Collecting (including bibliophilism, bookplates)
	998-1000.5	Booksellers' Catalogs, Book Prices
	1001-8999	Bibliography.
	1001	Introductions to Bibliography, Documentation
	1003-1003.5	Choice of Books, Books and Reading
	1011-1017	General Bibliographies
	1019-1033	Special Classes of Books (including prohibited books, rare books, paperbacks, reprints)
	1035-1035.9	Best Books
	1036	Booksellers' General Catalogs of Modern Books
	1037-1039	Books for Special Clases of Persons, Institutions, etc.
	1041-1121	Anonyms and Pseudonyms
	1201-4980	National Bibliography
	1201-1946	America
	1215-1363	United States
	1365-1401	Canada, British North America
	1411-1939	Latin America
	2000-2959	Europe
	3001-3496	Asia
	3501-3975	Africa
	4001-4980	Australia, Oceania
	5051-7999	Subject Bibliography
	8001-8999	Personal Bibliography
ZA	3040-5185	Information Resources
	3075-3080	Research, How to Find Information
	3150-3159	Information Services, Information Centers
	3201-4150	Information Superhighway
	4201-4251	Internet
	4375-4390	Research, How to Use Networks, Online Services, etc.
	4450-4460	Databases
	4550	Motion Pictures, Video Recordings
	4650	Photographs
	4750	Sound Recordings
	5050-5055	Government Information
	5070-5185	Government Information in Specific Formats or Media