Background on PURLs

OCLC’s PURL Service Web Page - http://purl.oclc.org/

U.S. Government Printing Office’s PURL Information Page - http://purl.gpo.gov/

• See also GPO's PURL Search Form - http://purl.gpo.gov/maint/display.html

Cataloging Government Internet Resources and the Implementation of PURL Technology: A Q&A Session with GPO: A Summary from the ALA Midwinter Conference, January 31, 1999  - http://library.willamette.edu/digor/catalog/purl.htm

• See particularly “LPS Cataloging Policies for Internet Resources: A Review. Remarks by Thomas A. Downing Chief, Cataloging Branch - http://www.access.gpo.gov/su_docs/dpos/ad022599.html#4

OCLC’s Intercat Project - http://purl.org/net/intercat

Procedures for checking URL's in the Library Catalog - Willamette University - http://library.willamette.edu/home/techserv/linkchk.htm

URLs, PURLs & TRULs: Link Maintenance in the Web-accessible OPAC, presented by Tom Tyler at the Computers in Libraries ’99 conference. - http://www.du.edu/~ttyler/cil99/proceedings.htm

Cindy’s Place: HTML Validators and Link Checkers -  http://www.clark.net/pub/cindy/validate.html

LinkBot Software - http://www.tetranet.com/

Weblint’s HTML Validation Tools - http://www.weblint.org/links.html

USMARC Concise Bibliographic: Holdings, Location, Alternate Graphics, etc.: 856 - ELECTRONIC LOCATION AND ACCESS – http://www.loc.gov/marc/bibliographic/ecbdhold.html#mrcb856

Guidelines for the Use of Field 856 (Rev. 8/97; will soon be revised again): Prepared by the Library of Congress, Network Development and MARC Standards Office - http://lcweb.loc.gov/marc/856guide.html

Nancy Olson’s “Cataloging Internet Resources: A Manual and Practical Guide. 2nd edition, 1997 (see Appendix A) – http://www.purl.org/oclc/cataloging-internet

Library of Congress.  Cataloging Policy and Support Office. [for announcements, etc.] - http://lcweb.loc.gov/catdir/cpso/

"Draft Interim Guidelines for Cataloging Electronic Resources” - http://lcweb.loc.gov/catdir/cpso/dcmb19_4.html

GPO cataloging guidelines (Computer Files NO. 1A) - http://www.access.gpo.gov/su_docs/dpos/cgcomp01.html

Cataloging Internet Documents: A Working Document - California State University/Fullerton, Government Documents Section - http://users.library.fullerton.edu/cbednar/catgov.htm

Practice re: Use of Uniform Resource Locators (URLs) and Persistent URLs (PURLs) in
Government Documents records in DELCAT, University of Delaware Library - http://www2.lib.udel.edu/acq/tsc/Practices/URL-PURL.htm

Guidelines for OPAC Display of Internet Resources - University of Kentucky - http://www.uky.edu/Libraries/bp19.html

U.S. Electronic Records - University of California at San Diego -
http://tpot.ucsd.edu/Acquisitions/Govdocs/pelect.html

University of California SOPAG Electronic Resources Cataloging Task Force, Preliminary Report and Recommendations - http://neuheim.ucdavis.edu/staff/tfer2/

Guidelines for Cataloging VIVA Electronic Collections – Virtual Library of Virginia - http://www.lib.virginia.edu/~ejs7y/vivacat/guidelines.html

Internet Resources - Cataloging Policies and Procedures – Stanford University -
http://www-sul.stanford.edu/depts/catdept/policy/intercat.html

Cataloging Procedures for Chester Fritz Library Electronic Resources - University of North Dakota - http://www.und.nodak.edu/dept/library/Departments/abc/catepol.htm

Procedures for Cataloging Internet Resources – Willamette University - http://library.willamette.edu/home/techserv/catinter.htm

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