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Show DETROIT MAN INVENTS AIRSHIP WITH PARACHUTE DETROIT. Jan. lB.-James M. Keller, a Detroit man. Is the latest In the field of aerial navigation, and he has perfected per-fected a machine which has been successfully suc-cessfully flown. Keller Is now a candidate candi-date for the contracts to be placed by the Portuguese Government for an air-shin air-shin to be used In the African cam- palgn. . s The vital Idea In the Keller airship is that the gas bag Is covered with a parachute which cannot be seen when the airship, ascends. Even in case of accident a fall is Impossible. Im-possible. All working parts center In the basket, bas-ket, tiller, engine and valves. |