Davies, Charles, 1798-1876 · New York, Cincinnati [etc.] American book company · leaf 336
sed curve, and their radii may be equal or unequal;if they lie on the same side of the common tangent, they haveunequal radii and form a compound curve. Thus ABC (Fig. 174)is a reversed curve, andABD a compound curve.The point of contactof the common tangentis called, in a reversedcurve, the… … ^30 ELEMENTS OF SURVEYING. [book IX.
Surveying
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