American telegraphy and encyclopedia of the telegraph; systems, apparatus, operation (1909)
Maver, William, jr. [from old catalog] · New York, Maver publishing company · leaf 465
ame as thosealready described. CHAPTER XXVII. PRINTING TELEGRAPHY. THEOEY step BY STEP SYSTEMS NEWS TICKERS, ETC. Printing telegraphy relates to those telegraph systems in which telegrams, etc.are printed as received. Generally speaking, such systems depend, primarily, for success upon the… … STEP BY STEP PRINTING TELEGRAPH—THEORY. If, for example, two wheels of equal size, having on their peripheries ^* type let-ters of the alphabet, are put side by side, and means are devised to cause them to rotate atequal rates of speed, it is evident that, if they start rotating, simultaneously,…
Telegraph
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