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Scientific American, Vol. 97, No. 21 (1907) (1907)
leaf 9
a change of air through- fact that the winter season is the slackest in the melted in the ordinary graphite crucible. When it is cut the whole ship at intervals of ten minutes. The melted there should be added a trifle of cryolite, a min- steamship traffic between America and Europe, the flovy of… … greatest heat pre- ———_>-© 4—_____ vails, are elevated A Hint for to a point well up Inventors. During the in- in the engine-room auspicious, and the ships have the promise of a very space, and the hot air around the former in ascending spection trip of Colonial Secretary Dernburg in Africa,…Internet Archive · Public domain (published before 1931). Free to use for anything.
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