. Engineering for land drainage. A manual for laying out and constructing drains for the improvement of agricultural lands. Drainage. LEVELLING AND TOPOGRAPHY. 63 angle from base line to the new points. Each one may now be used as a station in planning and locating the drains immediately surrounding it. The data taken in. Fig. 12.—Topography from,Central Base Line. this work should be sufficient to plat the drainage sys-- tern correctly, or if only preliminary levels are desired the field points can be platted. As many points may be located and levelled as may be necessary to plat the. Please
. Engineering for land drainage. A manual for laying out and constructing drains for the improvement of agricultural lands. Drainage. LEVELLING AND TOPOGRAPHY. 63 angle from base line to the new points. Each one may now be used as a station in planning and locating the drains immediately surrounding it. The data taken in. Fig. 12.—Topography from,Central Base Line. this work should be sufficient to plat the drainage sys-- tern correctly, or if only preliminary levels are desired the field points can be platted. As many points may be located and levelled as may be necessary to plat the. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Elliott, Charles Gleason, 1850-1926. New York, J. Wiley
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Keywords: ., bookcentury1900, bookdecade1900, bookpublishernewyo, bookyear1903
