Elementary treatise on physics experimental and applied for the use of colleges and schools (1890)
Ganot, A. (Adolphe), 1804-1887, Atkinson, E. (Edmund) · New York : W. Wood · leaf 897
arranged that by the action of the current -888] Dial Telegraphs. 871 the motion of the needle corresponds to the motion of the handle. Byturning the handle to the left the current would have the following direction :+ pole xdf inEp, c:ivth pE//ical>/iM^, conductor/^MV/^^c?/,-pole, andthus the… … Fig. S46. of the upper end of the needle to the left, and/a deflection to the right ;I, for instance, isindicated by two deflections to the left, and M by two tothe right. D is expressed by right-left-left, and C by right-left-right-left, tS:c. require great practice These signs are somewhat…
Physics
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