Brinton, Willard Cope, 1880- · New York, The Engineering magazine company · leaf 274
257 CURVES FOR THE EXECrTIVE … cating figures shown in the illus- CALENDAR YEAR !|I3 ° trations later in this chapter is much Bureau of Railway Economics, Washington, D. C. superior to the method of Fig. 203, and Fig. 204. Monthly Revenue, Expense, and Net Revenue per Mile of Line should be adopted as general prac- for Railroads…
Graphic methods · Statistics
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