Beans, E. W. [from old catalog] · Philadelphia, J. W. Moore · leaf 70
ll be equal tothe sum of the distances A B, C Dand E F. Case 5. To find the bearing and distance of Afrom B, accessible only at its extremities. Choose a point 0 from which .cA and B are both accessible.Prolong A 0 to D, making D 0equal to A 0; also, prolongB Oto C, making 0 C = 0 B.Join C D, which… … 66 A MANUAL FOR SURVEYORS.
Surveying
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