1 SGML-MARC Incorporating Library Cataloging into the TEI Environment Stephen Paul Davis Columbia University Libraries

2 Library End User Search & Retrieval Options n Simple Author Searching n Simple Title Searching n Author/Title Searching (Sometimes) n Simple Subject Searching n Overly complicated Keyword/Boolean searching

3 Selected WWW Search Systems

4 Why Invent SGML-MARC? n Migrate “legacy” bibliographic data n Retain interoperability between old and new systems n Provide platform for experimentation with new approaches to metadata n Take advantage of new retrieval tools n Allow integration with “meta-indexes”

5 SGML-MARC PROJECT PRINCIPLES n Allow 100% convertibility both directions n Maintain standards in parallel n Omit unneeded MARC structure from SGML-MARC n Create conversion utilities to and from MARC and SGML-MARC n Design SGML-MARC records to be stand- alone or embedded within SGML document

6 DESIGN PROBLEMS & ISSUES n Data Dictionary vs. Positional Definition n Inclusion of obsolete data elements n Inclusion of locally-defined data elements n Functionality beyond MARC n Character sets n Entity references vs. URLs

7 TEI Header n File Description n Encoding Description n Profile Description n Revision Description

8 TEI File Description Structure A Fragment on Government Jeremy Bentham Intelex Corporation January 1996 British Philosophy, [description of original print edition]

9 May 1993 Jamie L Spriggs, University of Virginia ETC staff minimal TEI tagging; endnotes are located in back matter (notes are indicated by "^"); entity references January 1995 Jeff Chisa, Humanities Text Initiative staff Changed TEI tagging to make text parsable TEI REVISION DESCRIPTION

10 Additional, Related Tasks n Strategies for MARC & SGML MARC file synchronization n Evolve cataloging practices n Establish SGML-MARC maintenance process n Develop new indexing & retrieval strategies n National document authentication process n National metadata strategy

11 cam 22 a4500 ABF25223 NNC m ilunnn s d Sullivan, Louis H., Auditorium Theater (Chicago, Ill.) [slide] slides : col. Photographers, Barry Bergdoll and Joseph Connors. (NNC)AKJ7520 Sullivan, Louis H., Exterior view. http Sullivan, Louis H., Detail of atts on side elevation. http [etc.] “Raw” SGML-MARC Catalog Record

12 Sullivan, Louis H., Auditorium Theater (Chicago, Ill.)[slide] slides : col. Photographers, Barry Bergdoll and Joseph Connors. Sullivan, Louis H., Exterior view. Sullivan, Louis H., Detail of atts on side elevation. Sullivan, Louis H., Exterior view of tower. [etc.] Formatted SGML-MARC Catalog Record

13 Schematic Digital Image Collection Item record Item record Item record Item record Item record Item record Item record Item record Item record Item record Item record Item record Item record Item record Item record Item record Item record Item record Item record Item record Item record Item record Item record Item record Thumbnail Low Resolution Medium Resolution High Resolution Detail

14 Complex Object with Images Olafsson Travels in Iceland 1760 Microfilm Bitmap Image of Text including BW illustrations TEI/SGML Encoded Text High resolution digital reproduction of folded maps Digital reproductions of color illustrations each at multiple resolutions Color Bitmapped Image