Articles

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Copyright and Provenance: Some Practical Problems, Scholarship at Penn Libraries (2007)
Copyright clearance is an increasingly complex and expensive impediment to the digitization and reuse of...
 

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New Maps of the Library: Building Better Subject Discovery Tools Using Library of Congress Subject Headings, Scholarship at Penn Libraries (2006)
We describe tools in development at the University of Pennsylvania to generate and display interactive...
 

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Archiving and Preserving PDF Files, Scholarship at Penn Libraries (2001)

Since its release in mid 1993, Adobe Portable Document Format (PDF) has become a widely...

 

Presentations

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High Quality Discovery in a Web 2.0 World: Architectures for Next Generation Catalogs, PALINET Symposium "The Future of Cataloging" (2008)
Issues of information and systems architecture underly many of the current debates over the future...
 

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Mapping the library future: Subject navigation for today's and tomorrow's library catalogs, ALA Midwinter Meeting (2008)
My ALA Mindwinter 2008 presentation slides on subject maps. For more details on how subject...
 

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The Next Mother Lode for Large-scale Digitization? Historic Serials, Copyrights, and Shared Knowledge, Digital Library Federation Spring Forum (2006)

Much of the publicity around recent mass-digitization projects focuses on the millions of books they...