ous ordnance been stopped when the 35 tun gun effecting an airtight connection. This is obviated entirely ture. The origin of the device is due to the curious discove- was introduced, we might have been satisfied with the Fury, ry made by M. Kastner in the properties of singing flames. with her… … found. The distance from this zone tothe inside in such a structure if it had no additions to it; THE PYROPHONE. there is, therefore, an unarmored structure lying of the cylinder will depend on the conducting power of the metal, and will be about 9 for lead to 12 for above the submerged ship, and…
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