The telegraph in American and Morse memorial (1886)
Reid, James D · New York, Printed for the author by J. Polhemus · leaf 67
s therecording apparatus is concerned, except the change in themode of constructing the magnet, and the spring which super-sedes the permanent magnet. This latter seems to have been, asalready said, the patented invention of Professor Page, and wasafterward connected with the Morse apparatus by… … It is not necessary to say that with such thoughts and possibleaccomplishments burning in his brain, with all their imagined con-sequences, sleep forsook him. In the pleasant interviews the writerenjoyed with him in his later years, he not infrequently referredto these agitations as the crisis of…
Morse, Samuel Finley Breese, 1791-1872 · Telegraph
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