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Care of photographic, moving image & sound collections : 20th - 24th July 1998, University College of Ripon & York St John, York, England ; conference papers
Leigh : Institute of Paper Conservation, 1999
SLUB Dresden , Kunstbibliothek - Staatliche Museen zu Berlin , Zentralinstitut für Kunstgeschichte in München , Kubikat , KunstBibliothek Köln