uous BY GEO. M. HOPKINS. order of the War Office, a balloon equipment has been In the Reynier and Werdermann systems of electric light- pressure. placed in the Koyal Arsenal, Woolwich. Two balloons for ing llie light is produced by the incandescence of a slender This lamp is as simple in its… … lamps it is probably safe to say that at least eight Bunsen connected by a wire with the upper hinge of the box cover, SIMPLE ELECTBIC LAUF. elements will be required. the-binge being connected with the binding post, d, at the top r The lamp shown in the engraving seems to yield results of the…
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Internet Archive · Public domain (published before 1931). Free to use for anything.
