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 206
Crosby Indicator Spring THE INDICATOR 205 On a locomotive, the pencil, in tracing the diagram,Will not, or at least should not, fall below the atmos- … proved Tabor Indicator with Outside Connected SpringAsh croft Mfg. Co., N. Y. eric line at any point, but will on the return stroke tee-a line called the line of back pressure. As before stated, the length of stroke of the indi- 206 LOCOMOTIVE ENGINEERING cator piston, and the pencil movement as…
Locomotives
Internet Archive · Library of Congress · Public Domain Mark 1.0. Free to use for anything.