American telegraphy and encyclopedia of the telegraph; systems, apparatus, operation (1909)
Maver, William, jr. [from old catalog] · New York, Maver publishing company · leaf 189
d upon another instru-ment, the term repeater, presumably came to be used as signifying apparatus whichotherwise might have been termed a relay. It may be mentioned that the term repeater was employed in Great Britain, asearly as 1837, to designate a mechanical circuit breaker, which consisted of a… … /REPEATERS. 155 Although apparatus for repeating automatically is now so plentiful, instrumentscapable of pei-forming that function, were, at one time, looked upon as something greatlyto be desired; and, before the invention of the first automatic repeaters, it wasthought that a decided advance was…
Telegraph
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