Buch 
Engineering field notes on parish and railway surveying and levelling with plans and sections, being a sequel to his elementary text book : with practical formulae for the calculation of earth-work, the theory and practice of running out curves and putting down side stakes etc. and a traverse table / by Henry James Castle
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277.64 Feet

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Scales

SCALE FOR PLAN AND SECTION.

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VERTICAL scale for section.

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