Specifications for the multiplex printing telegraph system : theory and operation (1920)
Western Union Telegraph Company · [New York?] : The Company · leaf 136
Page 16-A Page 1 Section 5 Adjustments Multiplex System 263-C ADJUSTMENTS 1. General. Before adjusting, the printer shall be thoroughly cleaned, examined formechanical or electrical defects, and a thin film of oil applied to all bearing surfaces. 2. Stop and Stunt Bar Spring Tension. The stop bar…
Telegraph
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