Report of the Chief of Engineers U.S. ArmyU.S. Government Printing Office, 1876 |
도서 본문에서
100개의 결과 중 1 - 5개
9 페이지
... 7 ′′ ; the maximum error was - 42 " . In carrying the triangulation from one base to another , the following degree of accu- racy was obtained : At Niagara River , from first to second base , REPORT OF THE CHIEF OF ENGINEERS . 9.
... 7 ′′ ; the maximum error was - 42 " . In carrying the triangulation from one base to another , the following degree of accu- racy was obtained : At Niagara River , from first to second base , REPORT OF THE CHIEF OF ENGINEERS . 9.
13 페이지
... obtained by combining each slow star with two time - stars , where the range did not exceed 08.3 . In case it did , a different value for deviation was used for different parts of the programme , in each instance being that derived from ...
... obtained by combining each slow star with two time - stars , where the range did not exceed 08.3 . In case it did , a different value for deviation was used for different parts of the programme , in each instance being that derived from ...
51 페이지
... obtained . The mean - time chronometer was compared with the break - circuit sidereal chronom- eter by coincidences both before and after sending signals . The programme of stars for time - work was arranged as indicated in Appendix B ...
... obtained . The mean - time chronometer was compared with the break - circuit sidereal chronom- eter by coincidences both before and after sending signals . The programme of stars for time - work was arranged as indicated in Appendix B ...
56 페이지
... obtained . Level A may be reset for a third pair after the star A , is observed , or the stars may come in the order An , B. , Bn , As , & c . In selecting stars , every possible pair permitted by adopted limits should be roughly 20 ur ...
... obtained . Level A may be reset for a third pair after the star A , is observed , or the stars may come in the order An , B. , Bn , As , & c . In selecting stars , every possible pair permitted by adopted limits should be roughly 20 ur ...
64 페이지
... obtained with this instrument in the measurement of horizontal angles . Early during the past summer , a careful examination of this instrument was begun in order to ascertain the cause of the large ranges often obtained with it , these ...
... obtained with this instrument in the measurement of horizontal angles . Early during the past summer , a careful examination of this instrument was begun in order to ascertain the cause of the large ranges often obtained with it , these ...
기타 출판본 - 모두 보기
자주 나오는 단어 및 구문
abundant altitude angles Animas Aquila Assistant Engineer August Basin bench-mark birds Birnie Camp Baker Cañon chronometer coast Colorado Colorado River Coronæ Creek Cretaceous crossing Detroit distance district east feet Fork Fort Tejon fossils geological grass H. W. Henshaw head hills Hoxie inches Indians Island Judith July June Kernville Lake Lake Ontario latitude Lieutenant limestone lobe Lockwood Lyræ Mannsville Marshall Lieut mean mines Missouri Mohave Mount Whitney mountains nearly northern observed officers party Pass Payute Peak Pegasi plane of reference Polaris Port Colborne portion pronotum ranch range region River road rocks route sandstone Santa Barbara scale seen sheets side sidereal Sierra slopes Southern California species springs square miles stations stream summit surface survey tegmina Tejon tibiæ tion topographical trachyte trail triangulation Triangulation-station valley vicinity Wheeler Lieut Yellowstone
인기 인용구
599 페이지 - Such regulations shall provide for the preservation, from injury or spoliation, of all timber, mineral deposits, natural curiosities, or wonders within said park, and their retention in their natural condition.
698 페이지 - It is, of course, impossible to give you any definite instructions in regard to this movement, and were it not impossible to do so, the Department Commander places too much confidence in your zeal, energy, and ability to wish to impose upon you precise orders which might hamper your action when nearly in contact with the enemy.
287 페이지 - That whenever by priority of possession rights to the use of water for mining, agricultural, manufacturing, or other purposes have vested and accrued and the same are recognized and acknowledged by the local customs, laws, and the decisions of courts, the possessors and owners of such vested rights shall be maintained and protected in the same...
698 페이지 - The Department Commander desires that on your way up the Rosebud you should thoroughly examine the upper part of Tulloch's Creek...
599 페이지 - Gardiner's rivers; thence east to the place of beginning is hereby reserved and withdrawn from settlement, occupancy, or sale under the laws of the United States and dedicated and set apart as a public park or pleasuring ground for the benefit and enjoyment of the people...
698 페이지 - ... you precise orders which might hamper your action when nearly in contact with the enemy. He will, however, indicate to you his own views of what your action should be, and he desires that you should conform to them unless you shall see sufficient reason for departing from them.
698 페이지 - Gibbon is now in motion for the mouth of the Big Horn. As soon as it reaches that point it will cross the Yellowstone and move up at least as far as the forks of the Big and Little Horns.
599 페이지 - Yellowstone lake ; thence south along said meridian to the parallel of latitude passing ten miles south of the most southern point of Yellowstone lake ; thence west along said parallel to the meridian passing fifteen miles west of the most western point of Madison lake ; thence north along said meridian to the latitude of the junction of the Yellowstone and Gardiner's rivers ; thence east to the place of beginning...
599 페이지 - He shall provide against the wanton destruction of the fish and game found within said park, and against their capture or destruction for the purposes of merchandise or profit.
698 페이지 - Gibbon's column with information of the result of your examination. The lower part of this creek will be examined by a detachment from Colonel Gibbon's command. The supply steamer will be pushed up the Big Horn as far as the forks if the river is found to be navigable for that distance...