Turner, Mr., on the separation of molten metals.
Tyerman and Bennett on marine remains at Huaheine.
Valleys, gorge-like, at St. Helena. -in New South Wales. -in St. Jago.
Van Diemen’s land.
Veins in trachyte. -of jasper.
Vincent, Bory St., on bombs.
Volcanic bombs. -island in process of formation in the Atlantic. -islands, their distribution.
Wacke, its passage into lava.
Wackes, argillaceous.
Webster, Dr., on a basin-formed island. -on gypsum at Ascension.