Institution: | 1. The Danish National Research Foundation''s Centre for Textile Research, University of Copenhagen, Njalsgade 102, DK-2300 Copenhagen S, Denmark;2. Uppsala Tandem Laboratory, Uppsala University, Box 533, S-75121 Uppsala, Sweden;3. AMS 14C Dating Centre, Department of Physics and Astronomy, Aarhus University, DK-8000 Aarhus C, Denmark |