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William Henry Searles Livres

    Field Engineering: A Handbook of the Theory and Practice of Railway Surveying, Location and Construction, Volumes 1-2
    Field Engineering: A Hand-Book of the Theory and Practice of Railway Surveying, Location, and Construction, Designed for the Class-Room,
    The Railroad Spiral: The Theory of the Compound Transition Curve Reduced to Practical Formulæ and Rules for Application in Field Work