Demonstration in Milwaukee showing how safely gas for dirigibles can be transported; flat car carrying helium vessel catapulted from end of 25-ft. embankment; sphere under 1250-lb. pressure loaded between two 7 1/4-ton cylinders at one end of car. (See also Eng. News-Rec vol. 103, no. 13, Sept. 26, 1929 p. 501, 2 figs)
Train wreck test for steel sphere to carry helium
Iron Age
Iron Age ; 124 , n 13
1929
3 Figs.
Article (Journal)
English
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