1. The State of the NDLTD Union Catalog T. Hickey & T. Dehn, OCLC ETD 2003

2. The Catalog OCLC harvests records Creates union catalog Union catalog is itself harvestable Metadata only – not the theses themselves

3. Capabilities Harvesting –OAI-PMH versions 1.1 and 2.0 Harvestable sets –Sets by institution Searching –SRU (Z39.50 on the Web) –VTLS –Virginia Tech Open Digital Library demo Unicode support

4. Statistics 19 Sources 61,998 records –Probably some overlap Adding 1-2 new sites/month

5. Metadata Formats Dublin Core – All ETDMS – 9 MARC – 5

6. Record Counts > 10,000 – OCLC_ETD, VTETD > 5,000 – HKU, NSYSU, MIT > 1,000 – UUdiva, LSU, CALTECH > 500 – HUMBOLT, LMU > 100 – NCSU, PHYSNET, PITT, VIENNA, DUETT, DRESDEN, WATERLOO > 0-50 – USF, Laval, UBC

20. Future Plans Better integration with WorldCat –E.g., De-duplication, FRBRization Different sets? Better searching (SRU/SRW) Open to suggestions