Airmen to fly for four days and nights . Take on fuel and suppliees whilein the air Two daring airmen will take off at Rockwell field San DIego , California the latter part of this month in an attempt to fly without landing for four days and nights . Lieutenant John B Richter and Captain Lowell Smith are the courageous flyers and a De Haviland D H $ has been specifically arranged for the flight 5 July 1923