The Economic Theory of the Location of Railways: An Analysis of the Conditions Controlling the Laying Out of Railways to Effect the Most Judicious Expenditure of CapitalWiley, 1887 - 980 páginas |
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The Economic Theory of the Location of Railways: An Analysis of the ... Arthur Mellen Wellington Visualização completa - 1887 |
The Economic Theory of the Location of Railways: An Analysis of the ... Arthur Mellen Wellington Visualização completa - 1906 |
The Economic Theory of the Location of Railways: An Analysis of the ... Arthur Mellen Wellington Visualização completa - 1887 |
Termos e frases comuns
actual additional adhesion American amount assumed average axle boiler brakes cars cause cent centrifugal force Class coal coefficient of friction computed considerable considered construction consumption cost per train-mile curvature cylinder decrease degree of curvature difference distance drivers effect error estimate expenditure fact feet flange force friction fuel given gradients greater haul heavy important increase labor length less limits load locomotive long ton loss maintenance maximum mile run mileage miles per hour nearly number of trains operating expenses passenger trains Pennsylvania Railroad percentage practice pressure probable profit proportion pusher radius railway rate of grade ratio reason receipts reduce revenue rise and fall rolling friction ruling grade ruling gradient Southern Railway speed station statistics steam superelevation Table tender tion tons total cost track tractive power traffic train resistance train wages truck United vary velocity wear wheel-base wheels
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