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THE POLAR PLANIMETER

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AND ITS USE IN

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ENGINEERING CALCULATIONS

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TOGETHER WITH

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TABLES, DIAGRAMS AND FACTORS

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FOR THE IMMEDIATE ADJUSTMENT OF THE INSTRUMENT FOR THE SOLUTION

OF PROBLEMS INVOLVING:

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THE MEASUREMENT OF LARGE AND SMALL AREAS,

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AVERAGE OR MEAN HEIGHT OF INDICATOR AND SIMILAR DIAGRAMS,

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DETERMINATION OF CENTRE OF GRAVITY,

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MEASUREMENT OF VOLUMES OF RAILWAY AND CANAL EXCAVATION,

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VOLUMES IN GRADING AND DREDGING OPERATIONS,

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VOLUMES IN RESERVOIR AND SIMILAR DESIGN AND CONSTRUCTION,

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QUANTITIES AND VOLUMES OF BRICKWORK,

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WEIGHTS OF IRON AND OTHER METALS IN CONSTRUCTION,

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MEASUREMENT OF DISPLACEMENT DIAGRAMS,

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ETC., ETC., ETC.

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By J. Y. WHEATLEY, C. E.

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–––––––––––

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PUBLISHED BY

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KEUFFEL & ESSER CO.

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NEW YORK.