Show Advance Guard Leave Leaves On I Nobile obile Expedition ROME nO IE March 21 AP The AP-The The ad advance aa- aa vance lard aard of ot another aerial expedition ex- ex ex cx- over the north pole was headed for arctic regions today The icebreaker City of Milan which will be used as a mobile base by by- General Umber Umberto to Nobile for his dirigible flights over the polar re regions regions regions re- re gions sailed from Spezia for Kings Bay Spitzbergen The ship is outfitted outfitted outfitted out out- fitted with the latest Instruments in instruments instruments in- in and carrl carries s a wireless r receiving and transmitting set The ship is expected to reach its northern goal before i jt- jt end end- of April and by that time the polar s summer daylight will have begun Norwegian workmen are to refit the hangar at Spitzbergen Spitzberg n used by the dirigible Norse on its transpolar flight in 1926 for tOl the Italia General Nobile's present craft III |