| http://www.w3.org/ns/prov#value | - With respect to preserving the materials of wood by covering, or by immersion, it is believed that, by immersion, all the materials of wood, used in the construction of ships of war, might be preserved for a great length of time, while in a state of immersion; but, whether immersion does not essentially injure the durability of timber, after it is taken out of the water, is a question upon which
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