In Memoriam Eva Ziesche

Only a few years after her retirement our dear member and friend Eva Ziesche passed away on 8 August 2005. During several decades of work in the Manuscripts department of the State Library of Prussian Cultural Heritage (Staatsbibliothek Preussischer Kulturbesitz) in Berlin she has made a significant contribution to paper history, especially in watermark research and the development of watermark image improvement methods.