A treatise on surveying ; in which the theory and practice are fully explained (1860)
Alsop, Samuel · Philadelphia, E. C. & J. Biddle & co. · leaf 242
Sec. IX.] CONTENT OF LAND. 239 The following examples of the field-notes and calculationfor the area of a pond will illustrate this subject:— Fig. 163 is a plat of Ex. 1 on a scale of 1 inch to 10 chains. Fig. 163.
Surveying
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