Kirkman, Marshall M. (Marshall Monroe), 1842-1921 · New York and Chicago, The World railway publishing company · leaf 115
Fig. 28. Fig. 29. Crosby Duplex Air Gauge. The interior mechanism of the Crosby duplex airgauge is clearly shown in Figs. 28 and 29. Thesecuts show the double attachments of this gauge so LOCOMOTIVE APPLIANCES. 107 located that in Fig. 28 the two pressures are connectedto the gauge nipples, one…
Locomotives
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