 | George Adams - Geometry - 1813 - 576 pages
...survey, placing them in a kind of table in thi.-ir respective columns; and, if the sum of the northings be equal to the sum of the southings, and the sum of the eastings equal to the sum of the westings, the work is right, otherwise not.* Then in an additional column put the whole quantity of northing... | |
 | Jeremiah Day - Measurement - 1815 - 388 pages
...580W ;3.52 12.47 1995 00 1995 248.7765 EA 5. N. 3055 3055 00 09I 00 00 '44 19144 19 711.59b8i2106.2997 121. When a field is correctly surveyed, and the departures...and latitude columns, the northings are -not found Io agree nearly with the southings, and the eastings with the westings, there must be an errour, either... | |
 | Jeremiah Day - Geometry - 1824 - 440 pages
...correctly surveyed, and the departures and differences of latitude accurately calculated; it is ovident the sum of the northings must be equal to the sum...the eastings equal to the sum of the westings. If up«n adding up the numbers in the departure and latitude columns, the northings are not found to agree... | |
 | Jeremiah Day - Measurement - 1831 - 520 pages
...and the departures and differences of latitude accurately calculated ; it is evident the sum of ihe northings must be equal to the sum of the southings,...and the eastings with the westings, there must be an en or, either in the survey or in the calculation, which requires that one or both should be revised.... | |
 | Charles Davies - Surveying - 1839 - 376 pages
...westings. We therefore conclude, that when any survey is correctly made, the sum of the northings will be equal to the sum of the southings, and the sum of the eastings to the sum of the westings. It would indeed appear plain, even without a rigorous demonstration, that... | |
 | Charles Davies - Surveying - 1839 - 376 pages
...westings. We therefore conclude, that when any survey is correctly made, the sum of the northings will be equal to the sum of the southings, and the sum of the eastings to the sum of the westings. It would indeed appear plain, even without a rigorous demonstration, that... | |
 | Charles Davies - Navigation - 1835 - 388 pages
...westings. We therefore conclude, that when any survey is correctly made, the sum of the northings will be equal to the sum of the southings, and the sum of the eastings to the sum of the westings. It would indeed appear plain, even without a rigorous demonstration, that... | |
 | Henry James Castle - Surveying - 1847 - 454 pages
...remeasuring westward the same distance back, it follows, that, in going completely round a tract of country, the sum of the northings must be equal to the sum of the southings, and the sum of the eastings to that of the westings. To find the bearing of a line. Plant the instrument over one end of it, level... | |
 | Charles Davies - Navigation - 1852 - 412 pages
...westings. We therefore conclude, that when any survey is correctly made, the sum of the northings will be equal to the sum of the southings, and the sum of tl1e eastings to the sum of the westings. It would indeed appear plain, even without a rigorous demonstration,... | |
 | Andrew Duncan (Surveyor) - Surveying - 1854 - 156 pages
...theodolite all such trouble is avoided. In every survey that is truly taken, the sum of the Northings is equal to the sum of the Southings, and the sum of the Eastings to the sum of the Westings. - Let abcefgh represent a plot or parcel of land ; let a be the first station,... | |
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GF : hence also, the sum of the eastings is equal to the sum of the westings. We therefore conclude, that when any survey is correctly made, the sum of the northings will be equal to the sum of the southings, and the sum of the eastings to the sum of... 
