Cyclopedia of locomotive engineering, with examination questions and answers; a practical manual on the construction care and management of modern locomotives (1916)
Swingle, Calvin Franklin, 1846- [from old catalog] · Chicago, F. J. Drake & co., pub. for Sears, Roebuck & co. · leaf 608
t a in reg-ister with the lower part of b, and port c is turned toregister with port e, and thereby allows all the air inthe brake cylinder to escape to the atmosphere. Therefore if the handle of the retainer is kept turneddown the engineer can release the brakes from theengine, but if the handle… … American Machinist X Figure 237Pressure-Retaining Valve s&> LOCOMOTIVE ENGINEERING
Locomotives
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