Noted Explorer Inspects Submarine for Undersea Polar Cruise: Sir George Hubert Wilkins, famous polar explorer, with submarine experts inspecting the old submarine 0-12, which is being remodeled for the Wilkins North pole undersea expedition. The craft was leased from the United States government and is to be renamed the "Nautilus". According to present plans the submarine will be ready next summer when the expedition is scheduled to start out for the Northern ice fields. In the group are, Capt.