Plane trigonometry, and its application to mensuration and land surveying. Accompanied with all the necessary logarithmic and trigonometric tables (1852)
Perkins, George R. (George Roberts), 1812-1876 · New York, D. Appleton · leaf 120
arings of the Corners fromStation A. ACADAEAFAGAH 1ST. 38i° E. S. 69°S. 59°K 63°K 21°North. E. W. W. w. Bearings of the Corners fromStation B. BCBDBEBFBGBH . S. 82° E. . S. 17° E. . S. 28° W. . S. 49° W. . K 76° W. . N. 24° W.Ana. 69A. 17?. 1-4T2P. §75.] SURVEYING. 109 CHAPTER IX. RECTANGULAR… … Through the first station A draw the meridian !NS, and theeast and west line EW. Then from the several corners of thefield draw perpendiculars to these two lines, which perpendicu-lars we have represented bj dotted lines. Prepare a table, as below, of eleven columns. In the firstcolumn register the…
Plane trigonometry · Surveying
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