Field-Book for Railroad Engineers: Containing Formula for Laying Out Curves, Determining Frog Angles, Levelling, Calculating Earth-Work, Etc., Etc., Together With Tables of Radii, Ordinates, Deflectio

Excerpt from Field-Book for Railroad Engineers: Containing Formula for Laying Out Curves, Determining Frog Angles, Levelling, Calculating Earth-Work, Etc., Etc., Together With Tables of Radii, Ordinates, Deflections, Long Chords, Logarithms, Logarithmic and Natural Sines, Tangents, Etc., Etc

Of the methods given for Compound Curves, that in §46 will be found particularly useful, from the great variety of applications of which it is susceptible.

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