 Commission, whether by astronomic work or by triangulation, may be utilized for the above purposes. DEFINITIONS. Sidereal time is the time indicated by the stars, a sidereal day being the time which elapses between two passages of the vernal equinox across...  Manual of Topographic Methods - Seite 11von Henry Gannett - 1906 - 88 SeitenVollansicht - Über dieses Buch
 | New York (State). State Engineer and Surveyor - 1895 - 606 Seiten
...Director of the United States Geological Survey. (3) The work shall be based cpon the triangulation of the United States Coast and Geodetic Survey, the United States Lake Survey and the Now York State Survey, and wherever the triangulation is deficient it shall be supplemented... | |
 | 1896 - 854 Seiten
...general work, and -jj'oo f°r special work. In the United States the topographic work is carried on by the United States Coast and Geodetic Survey; the United States Lake Survey; the Army Engineer's Corps; the United States Geological Survey; in some states by a State Survey, and... | |
 | 1901 - 1136 Seiten
...State's physiography which is practically useless to us in its present chaotic condition. The work of the United States Coast and Geodetic Survey, the United States Lake Survey, the Mississippi River Commission and of the United States Geological Survey is not easily accessible... | |
 | Geological Survey (U.S.) - 1906 - 126 Seiten
...will therefore receive no special attention. Bull. 307-07 2 CHAPTER III. ASTRONOMIC DETERMINATION OF POSITION. OBJECT AND IMPORTANCE OF ASTRONOMIC DETERMINATION....across the meridian. Solar or apparent time is the time U. 8. GEOLOGICAL SURVEY BULLETIN NO. 307 PL. ASTRONOMIC TRANSIT AND ZENITH TELESCOPE. measured by the... | |
 | Bermuda Biological Station for Research - 1912 - 502 Seiten
...furnish a table of errors 'of the compass at Bermuda. At Castle Island standard magnetic observations have been made by the United States Coast and Geodetic Survey. The station occupied by the Survey in 1905 was not marked, but a new station, marked by a stone post, within... | |
 | Geological Survey (U.S.) - 1893 - 390 Seiten
...order to reduce all avoidable errors to a minimum. Whatever determinations have been made by the US Coast and Geodetic Survey, the United States Lake...Survey, or the Mississippi River Commission, whether by astronomical work or by triangulation, these positions may be utilized for the above purposes. DEFINITIONS.... | |
 | 1936 - 516 Seiten
...publication contains the results of first-order triangulation and traverse in Minnesota executed by the United States Coast and Geodetic Survey, the United States Lake Survey, the Geodetic Survey of Canada, and the International Boundary Commission; and also the results of all... | |
 | 1895 - 380 Seiten
...order to reduce all avoidable errors to a minimum. Whatever determinations have been made by the US Coast and Geodetic Survey, the United States Lake...Survey, or the Mississippi River Commission, whether by astronomical work or by triangulation, these positions may be utilized for the above purposes. DEFINITIONS.... | |
| |
