National Museum of Denmark No description specified. Institution Members Martin Appelt Jette Arneborg Bjarne Gronnow Jørgen Hollesen Christian Madsen Henning Matthiesen Michael Nielsen Athena Trakadas Matthew Walsh rasmus christensen 1-1 (1 Record) Documents The conservation of waterlogged wood in the National Museum of Denmark: With a report on the methods chosen for the stabilization of the timbers of the viking ships from Roskilde Fjord, and a report on experiments carried out in order to improve upon these methods (1970)