...all of my "What is a Work?" articles published in Cataloging & Classification Quarterly in 1994-1995 are now available at the UC eScholarship repository, as follows:
"What is a Work? Part 1, The User and the Objects of the Catalog." Cataloging & Classification Quarterly 1994; 19:1:9-28.
http://repositories.cdlib.org/postprints/2709
"What is a Work? Part 2, The Anglo-American Cataloging Codes." Cataloging & Classification Quarterly 1994; 19:2:5-22.
http://repositories.cdlib.org/postprints/2710
"What is a Work? Part 3, The Anglo-American Cataloging Codes, Continued." Cataloging & Classification Quarterly 1995; 20:1:25-45.
http://repositories.cdlib.org/postprints/2755
"What is a Work? Part 4, Cataloging Theorists and a Definition." Cataloging & Classification Quarterly 1995; 20:2:3-23.
http://repositories.cdlib.org/postprints/2711
Another relevant article that I wrote about FRBR-izing OCLC is available as well:
"Musical Works on OCLC, or, What if OCLC Were Actually to Become a Catalog?" Music Reference Services Quarterly 2002: 8:1:1-26.
http://repositories.cdlib.org/postprints/2713
In addition, my recent article analyzing the differences among cataloging, metadata, descriptive bibliography, and abstracting and indexing services is now available:
"Cataloging Compared to Descriptive Bibliography, Abstracting and Indexing Services, and Metadata." Invited for Ruth Carter festschrift, Cataloging & Classification Quarterly 2007; 44:3/4:307-328.
http://repositories.cdlib.org/postprints/2721