Off for the North Pole: A sailor attached to the U.S.S. Hunt, waving from the deck of that vessel as the submarine "Nautilus" passes cut of the provincetown harbor, bound for Spitzbergen, the "hopping off" point for her trip to the North Pole. After last minute standardization tests here, the nautilus left late last night June 4th on her epochal journey. The nautilus, under Sir Hubert Wilkins, noted explorer, will be convoyed as far as the grand banks by the coast guard cutter Pontchartrain. Jun