A complete treatise on practical land-surveying, in seven parts; . height of that part of the tree above the level of theplace where you are; to which add or subtract the perpen-dicular height of the place from the foot of the tree, and youobtain the height required. Note i.—If the real utility of Mr. Kings Surveying Quadrant was betterknown among Land-Surveyors, it would be in more estimation ; and wouldsave them a great deal of trouble in measuring hilly ground. It may be hadof Mr. W. Jones, price If. 18s. 2.—For the sake of those who may think Mr. Kings Quadrant too expen-sive, I have inven
A complete treatise on practical land-surveying, in seven parts; . height of that part of the tree above the level of theplace where you are; to which add or subtract the perpen-dicular height of the place from the foot of the tree, and youobtain the height required. Note i.—If the real utility of Mr. Kings Surveying Quadrant was betterknown among Land-Surveyors, it would be in more estimation ; and wouldsave them a great deal of trouble in measuring hilly ground. It may be hadof Mr. W. Jones, price If. 18s. 2.—For the sake of those who may think Mr. Kings Quadrant too expen-sive, I have invented one of a cheaper kind, which answers the same purposein surveying, as Mr. Kings, and may be used with equal facility. Any com-mon mechanic will be able to make the wood-work ; and after the lines aredrawn upon the plate, an engraver will cut them for about five whole expense of one which the Author had made for his own use, fiveinches radius, together with the offset-staff belonging to it, amounted to abouttwelve shillings. Hiiro II. />. J3 I /// E G- Q--fe
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Keywords: ., bookcentury1800, booki, bookpublisheretcetc, booksubjectsurveying
