Specifications for the multiplex printing telegraph system : theory and operation (1920)
Western Union Telegraph Company · [New York?] : The Company · leaf 235
turn latch lever,before any raised pawl engages with its selector bar. Continued motion of the selectingcarriage frame to the right causes all raised pawls to engage the notches in their respectiveselector bars and to shift the latter to the right also. When these chosen selector barshave been… … J r- < K\ 0) •0 >ttl Page 3 Section 5-C Multiplex System 263-C PULL BAR SELECTING. CARRI A6.EPUSH ROP SIXTH PULSE MA6.NCT ARMATURE
Telegraph
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