LaSalle’s Freeze-Dried Shipwreck La Belle on the Move

Two years ago we posted about how a team of scientists at the Texas A&M University Center for Maritime Archaeology and Conservation were using freeze-drying to preserve large sections of French explorer’s Robert LaSalle’s flagship, La Belle, which sank in Matagorda Bay in … Continue reading

Freeze-Dried Shipwreck – Preserving La Salle’s La Belle

When the Swedish warship Vasa was raised from the seabed in 1961, to prevent her her waterlogged timbers from shrinking and cracking, the hull was sprayed, inside and out, continuously with polyethylene glycol for 17 years, followed by 9 years of slow drying.  The British … Continue reading