American telegraphy and encyclopedia of the telegraph; systems, apparatus, operation (1909)
Maver, William, jr. [from old catalog] · New York, Maver publishing company · leaf 350
hort dash to the left of punch 2, in Fig. 222, is so placed before the punches that the same action which pushes them out, also operates mechanism^^^ ^^^* which causes that wheel to re- volve, and as its teeth fit into thecentral, or space holes, justperforated, the paper is carried forwardby that… … 00 O GOO 00 O O 00 O 000 GGOGOOOOOOOOOOOOOGOOOOOOOO O O OOOG 00 O 000 O OOG A B C ^HE PERFORATER- D -SIDE VIEW, £; prepared fort r a n s missionby the Wheat-stone transmit-ter. When inperfect order?A portion of or gauge, the perforator punches 120 space, or center, holes, to the foot,perforated…
Telegraph
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