OCLC is the world's largest library cooperative, facilitating cataloging, interlibrary loans, and other services through its main products and services. Originally founded in 1967 as the Ohio College Library Center to merge library catalogs electronically and reduce costs, OCLC now hosts WorldCat, the world's largest database of library holdings and metadata. WorldCat allows users to search across library collections and locate items through library discovery tools. OCLC provides additional services such as QuestionPoint for virtual reference and WorldShare for library management and metadata collection.
2. What is OCLC?
• OCLC is the world’s largest, non-profit, cooperative of libraries. It facilitates
library cooperation in cataloging, inter-library loan, virtual reference, digital
archiving, and other services. Host of the Dewey Decimal Classification and
of the world’s largest union catalog of library bibliographic data (known as
WorldCat), OCLC is also host to OCLC Research, a leading applied research
center for libraries, archives, and other cultural heritage institutions.
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3. History
• Originally named the Ohio College
Library Center, OCLC began in 1967
through a collaboration of Ohio
university.
• The group first met on July 5, 1967 on
the campus of The Ohio State University
to sign the articles of incorporation for
the nonprofit organization.
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4. Plan and Goal
• The plan was to merge the catalogs of
Ohio libraries electronically through a
computer network and database in order
to streamline operations, control
costs, and increase efficiency in library
management.
• The goal of this network and database
was to bring libraries together to
cooperatively keep track of the world’s
information in order to best serve
researchers and scholars.
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5. • The first library to do online
cataloging through OCLC was the
Alden Library at Ohio University on
August 26, 1971. This was the first
occurrence of onlinecataloging by any
library worldwide.
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7. WorldCat®
• WorldCat is the world's largest network of library content and services.
WorldCat libraries are dedicated to providing access to their resources on
the Web, where most people start their search for information.
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8. How it work
• Collection data—The databases
or packages purchased by your
library.
• Title data—Titles that are part of
a collection, including
descriptive and identifier
metadata.
• Holdings data—An inventory
of the titles to which your
library or consortium
subscribes.
• Linking logic—Citation data
and your institution's affiliation
are combined with linking logic
defined by the knowledge base
to create a link to the full text at
the article or title level.
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9. Features of
• Search many libraries at once for an item and then locate it in a library
nearby
• Find books, music, and videos to check out
• Find research articles and digital items (like audiobooks) that can be
directly viewed or downloaded
• Link to "Ask a Librarian" and other services at your library
• Post your review of an item, or contribute factual information about it
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10. WorldCat® Local
• WorldCat Local is a webscale discovery solution that delivers single-search-
box access to more than 1.103 billion items from your library and the world's
library collections. You'll find:
• 788+ million articles with one-click access to full text
• 36+ million digital items from trusted sources like Google Books, OAIster and
HathiTrust
• 14+ million eBooks from leading aggregators and publishers
• 47+ million pieces of evaluative content (Tables of Contents, cover
art, summaries, etc.) included at no additional charge
• 227+ million books in libraries worldwide
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11. WorldCat® Local include
• Resources that are owned by University of Arizona libraries, including
books, journals, DVDs, CDs, maps, musical scores, media, government publications and more.
• ArticleFirst (articles from a wide range of journals in all subjects)
• British Library Serials
• ERIC (education)
• MEDLINE (medicine and health)
• GPO (U.S. government publications).
• Elsevier article citations from ScienceDirect and Scopus
• JSTOR article citations
• OAIster (Open access union catalog of digital resources)
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12. Most popular libraries
WorldCat libraries most often selected as a favorite by WorldCat users
University of Washington LibrariesSeattle, Washington, United States
Cornell University LibraryIthaca, New York, United States
McGill University LibraryMontreal, Quebec, Canada
University of California, BerkeleyBerkeley, California, United States
University of ArizonaTucson, Arizona, United States
Ohio State University LibrariesColumbus, Ohio, United States
University of Maryland LibrariesCollege Park, Maryland, United States
University of California, Los AngelesLos Angeles, California, United States
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14. Book Crawler
• Identifies an item when product barcode is scanned using phone camera and
pic2shop
• Create collections of scanned books you own or want to purchase or check
out of a library
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15. CampusBooks
• Mobile app for collegiate textbook price-comparison Web site
• Identifies an item when product barcode is scanned using phone camera
• Retrieves prices from local and/or Web retail stores
• View store and library locations using phone GPS mapping software
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16. Disc Tracker
• Create a database of compact
discs you own or want to check
out of a library using product
barcodes
• Track personal loans, rate items
and view covers in "shelf" mode
• View library locations using
phone GPS mapping software
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17. Pic2shop Barcode Scanner
• Price comparison app for
books, music, DVDs and more
• Identifies an item when product
barcode is scanned using phone
camera
• Retrieves prices from local and/or
Web retail stores
• View store and library locations
using phone GPS mapping software
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18. RedLaser
• Price comparison app for
books, music, DVDs and more
• Identifies an item when product
barcode is scanned using phone
camera
• Retrieves prices from local and/or
Web retail stores
• View store and library locations
using phone GPS mapping
software
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19. iBookShelf
• Create a database of books you own or
want to purchase or check out of a
library using product ISBNs
• Track personal loans, rate items and
view covers in "shelf" mode
• Identifies an item when product
barcode is scanned using phone
camera
• View store and library locations using
phone GPS mapping software
• Retrieves prices from local and/or Web
retail stores
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20. My Library
• Create a database of all media you
own or want to purchase or check out
of a library using product search or
barcodes
• Track personal loans, rate items and
view covers in "shelf" mode
• Identifies an item when product
barcode is scanned using phone
camera
• Retrieves prices from local and/or Web
retail stores
• View store and library locations using
phone GPS mapping software
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21. DeweyBrowser
• The DeweyBrowser is a prototype system for searching and browsing millions
of WorldCat® records classified by the Dewey Decimal Classification®
(DDC®) system. The interface is available in English, French, German, and
Spanish, and users can navigate the DDC Summaries in several languages.
• In addition to its multilingual capabilities, the Dewey Browser incorporates
many characteristics of "next generation catalogs" such as tag clouds, faceted
searching and navigation, and flexible sorting and display options.
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24. OCLC WorldShare™ Platform
• The OCLC WorldShare Platform is a global, interconnected Web architecture
that supports OCLC’s Webscale services and applications, and provides
flexible, open access to library data through APIs and other Web services.
• Libraries, developers and partners can use this data to innovate together to
build and share apps that streamline and enhance their local library workflows.
• The OCLC WorldShare Platform facilitates collaboration and app-sharing
across the library community, so that libraries can combine OCLC-built
applications, library-built applications and partner-built applications.
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26. WorldShare™ Interlibrary Loan
• OCLC WorldShare Interlibrary Loan is a new service that will replace
WorldCat Resource Sharing as part of your existing resource sharing
subscription in 2013.
• The service centralizes workflows now managed in multiple systems, and
provides new functionality that speeds fulfillment of interlibrary loan
requests and saves time for your staff and users.
• Available now with initial features, by May 2013 the new service will
provide most of the functionality available now in WorldCat Resource
Sharing.
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27. OCLC WorldShare™ Metadata
• WorldShare Metadata Collection Manager automatically delivers WorldCat
MARC records for all of your electronic materials.
• The service ensures that the metadata and access URLs for these collections
are continually updated.
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28. • QuestionPoint is a unique virtual reference service, supported by global
network of cooperating libraries worldwide, as well as an infrastructure of
software tools and communications. QuestionPoint is also a source of unique
centralized knowledge resources built by a collaborative network of member
libraries
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29. Community
• 30 Countries, most recently:
British Library, Peru, Serbia
• Over 2,000 libraries
• More than 1,500 in Coop
(411 in Academic Coop)
• 20,000+ records in GKB, in
11 languages
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32. Digital Archive™ Secure, managed storage for digital preservation
• The Digital Archive provides a secure storage environment for you to easily
manage and monitor the health of your master files and digital originals.
• http://www.oclc.org/digital-archive.en.html
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33. EZproxy® authentication and access software
• EZproxy helps provide users with remote access to Web-based licensed
content offered by libraries.
• It is middleware that authenticates library users against local authentication
systems and provides remote access to licensed content based on the user’s
authorization.
• More than 2,500 institutions in over 60 countries have purchased EZproxy
software.
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34. Terminologies Service™
• The Terminologies Service provides access to multiple controlled vocabularies
to help you create consistent metadata for your library, museum, or archive
collections.
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35. VIAF™
• The Virtual International Authority File (VIAF) is an international service
designed to provide convenient access to the world's major name authority
files. Its creators envision the VIAF as a building block for the Semantic Web
to enable switching of the displayed form of names for persons to the preferred
language and script of the Web user. VIAF began as a joint project with the
Library of Congress (LC), the Deutsche Nationalbibliothek (DNB), the
Bibliothèque nationale de France (BNF) and OCLC. It has, over the past
decade, become a cooperative effort involving an expanding number of other
national libraries and other agencies. At the beginning of 2012, contributors
include 20 agencies from 16 countries.
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36. OCLC FirstSearch
• The Future of OCLC FirstSearch
• OCLC is bringing the user-friendly features of WorldCat.org together with the
precision searching of FirstSearch, valued by library staff and expert
researchers, to provide a better user experience for libraries using the
FirstSearch service. The goal is to provide a unified, consistent and
contemporary search experience that fits users’ expectations for
modern, simple content discovery, while maintaining the expert capabilities for
staff.
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37. z39.50 Cataloging™
• The OCLC Z39.50 Cataloging service allows you to search for and download
bibliographic records through your Z39.50-compliant local library system.
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39. OCLC Research
• OCLC Research performs three
major roles
• Act as a community resource for
shared R&D, provide
• Advanced development and
technical support within OCLC
itself.
• Enhance OCLC's engagement with
members and mobilize the
community around shared
concerns.
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40. ArchiveGrid
• ArchiveGrid is a discovery
service that provides access
to detailed archival
collection descriptions. It
includes over a million
descriptions of archival
collections held by
thousands of
libraries, museums, historic
al societies and archives
worldwide.
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41. • WorldCat Identites has a summary
page for every name in WorldCat
(currently some 30 million names).
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42. Article Exchange
• Article Exchange was
introduced as a safe, cloud-
based method of exchanging
copyrighted digital content
with patrons.
• It provides an alternative to
expensive and difficult to use
services, for libraries
exchanging copyrighted digital
content.
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44. Kindred Works
• Kindred Works is an experimental recommender service that helps you
discover books, movies and music similar to a sample work of your choice.
You can begin using Kindred Works by entering a title or ISBN in the
search box or by selecting one of the samples on this page.
http://experimental.worldcat.org/kindredworks/Kindred?kw=chetan+bha
gat [Ex-Books]
http://experimental.worldcat.org/kindredworks/Kindred?kw=eat+pray+lo
ve [Ex-DVD]
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45. WorldCat Identities Network
• The WorldCat Identity Network uses the WorldCat Identities Web Service
and the WorldCat Search API to create an interactive Related Identity
Network Map for each Identity in the WorldCat Identities database. The
Identity Maps can be used to explore the interconnectivity between
WorldCat Identities.
• Example : Jesus Christ
http://experimental.worldcat.org/IDNetwork/display.html?query=lccn-
n79-84784
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46. Software Activities
• COBOAT A metadata publishing tool that transfers information between
databases and different formats.
• OAICatMuseum 1.0 Allows museums to disclose descriptions of collection
items as well as pointers to digital surrogates.
• PURL PURLs (Persistent Uniform Resource Locators) are Web addresses
that act as permanent identifiers in the face of a dynamic and changing Web
infrastructure.
• SRW/U The SRW/U Open Source project offers software that implements
both the SRW Web Service and the SRU REST model interface to databases.
Included are interfaces that support DSpace and Lucene implementation.
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49. OCLC Linked Data Resources
• WorldCat.org (all books and journal titles)
• Schema.org + Library extensions
• Embedded RDFa
• Links to: Dewey, LCSH, LCNAF, DOI, VIAF, FAST
• License: ODC-BY
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50. Cataloguing to Catalinking
•We are moving from Cataloguing to
Catalinking
Eric Miller--‐Zepheira
[Senior Research Scientist at OCLC, Inc. in Dublin, Ohio]
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55. Library of Congress Subject Headings
5/9/2013 http://id.loc.gov/authorities/subjects/sh93006704.html
56. Library of Congress Name Authority File
5/9/2013 http://id.loc.gov/authorities/names/n82107212.html
57. New Milestone
• WorldCat database reaches 2 billion holdings
• DUBLIN, Ohio, 7 May 2013—WorldCat the most comprehensive online database of
resources available through libraries around the world, has reached another major milestone
with the addition of its 2 billionth holding.
On Saturday, May 4, at 2:58 a.m. (MDT), the holding symbol for the University of
Alberta Libraries, in Edmonton, was set through an automated process to the WorldCat record
for the e-book, Evaluation of the City of Lakes Family Health Team Patient Portal Pilot Project:
Final Report, published in 2012 by the Centre for Rural and Northern Health Research. It was
the 2 billionth holding set in WorldCat.
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