Locomotive text for engineers and firemen; a complete treatise on the engine, electric head-light and standard code of train rules (1908)
National correspondence school of railroading, Chicago. [from old catalog] · [Chicago] · leaf 124
FIG. 2—PLATE 29. FIG. 1—PLATE 29. GOLLMAR BELL RINGER. ii4 AUTOMATIC BELL-RINGER. received an impulse, will continue its motion afterpiston 39 has reached the upper end of its stroke, thecrank box 35 sliding on rod 36. The impulse which thebell received being expended, it will return to its…
Locomotives
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