and forefinger of the apparatus enables an operator in a distant station to to the manufacture of fuses, detonators, fulminate of right hand, the tips being used nearly exclusively in control by means of radio-telegraphy the lighting of mercury, and ammunition for all types of ordnance, so picking… … relay which opens or clos- nection with haracter can Fig. 3.—Right Hand of a Fig. 2.—Right Hand of a Fig. 1.—The Left Hand of a es it. This relay is worked be found in the form of Typesetter. Shoemaker. Smith. from the circuit of a co- the hand. The hand, how- herer and sensitive relay, ever has a…
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