THE AERONAUTICAIv WORLD. 99 From this demonstration it seems clear that a body 75 feet long having cone-shaped ends, but dirigible air ship, built on the plan of the in- it will be propelled and directed by four pro- ventor's ideas, can leave the ground for aerial pellers arranged along the sides. … MODEL OF DR. A. GRIETH's AIRSHIP. Whitehead's New W. Q. For several weeks the constructor has been hard at work in the pavilion at Agricultural Machine. Park oiling and making impervious to wind Since Mr. Whitehead's experiments last Jan- and weather the Chinese silk to be used in the uary with his…
Aeronautics
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