Report of the Superintendent ... Showing the Progress of the WorkU.S. Government Printing Office, 1852 |
From inside the book
Արդյունքներ 91–ի 1-ից 5-ը:
Էջ 7
... topography which was essential to the delineation of the coast ; while , in reference to the accuracy of the work , their importance cannot be over - estimated . An examination of the geodetic method , as compared with the mode in use ...
... topography which was essential to the delineation of the coast ; while , in reference to the accuracy of the work , their importance cannot be over - estimated . An examination of the geodetic method , as compared with the mode in use ...
Էջ 8
... topography , the smaller number of details necessary in the southern sections diminishes the time required for the survey of a given extent of shore - line , or a given area ; but the expenditure in the whole is con- siderably greater ...
... topography , the smaller number of details necessary in the southern sections diminishes the time required for the survey of a given extent of shore - line , or a given area ; but the expenditure in the whole is con- siderably greater ...
Էջ 9
... topographical engineers , and seven from the line ; and two applications remain not finally disposed of . The names and rank of these officers , and dates of their detail , are given in the Appendix No. 2. Their services have already ...
... topographical engineers , and seven from the line ; and two applications remain not finally disposed of . The names and rank of these officers , and dates of their detail , are given in the Appendix No. 2. Their services have already ...
Էջ 10
... topographical maps is 301 , consisting of 483 sheets ; of hydro- graphical maps 735 ; and of reduced maps and charts 220. The ex- tent of shore line already surveyed is 11,873 miles . A list of the discoveries and developments made on ...
... topographical maps is 301 , consisting of 483 sheets ; of hydro- graphical maps 735 ; and of reduced maps and charts 220. The ex- tent of shore line already surveyed is 11,873 miles . A list of the discoveries and developments made on ...
Էջ 12
... topography of the keys and reef , which forms one of the chapters , with extracts from other portions of the report , in the Appendix , No. 10. The scientific details are so admirably inter- woven with the body of the practical ...
... topography of the keys and reef , which forms one of the chapters , with extracts from other portions of the report , in the Appendix , No. 10. The scientific details are so admirably inter- woven with the body of the practical ...
Այլ խմբագրություններ - View all
Report of the Superintendent ... Showing the Progress of the Work U.S. Coast and Geodetic Survey Ամբողջությամբ դիտվող - 1892 |
Report of the Superintendent ... Showing the Progress of the Work U.S. Coast and Geodetic Survey Ամբողջությամբ դիտվող - 1913 |
Report of the Superintendent ... Showing the Progress of the Work U.S. Coast and Geodetic Survey Ամբողջությամբ դիտվող - 1916 |
Common terms and phrases
A. D. BACHE APPENDIX assistant Back azimuth battery Bayou Beach Beacon Hill bearing north Brewer's Hill buoys Cape Henlopen Cat Island Cedar Point channel chart Coast Survey COAST SURVEY OFFICE Coast Survey.-Geographical Positions Columbia river computations connexion coral Creek curve Distance East electrode electrotype engraving entrance examination feet water Florida Hammock harbor Hell Gate Hill 41 hydrography Inlet Island light-house J. V. N. Throop Kent Island Latitude Lieut Lieutenant Commanding light light-boat light-house light-house bearing Longitude maps Marsh McSparran Hill Metres Mount Hope Mount Prospect Name of station Nantucket navigation Neck observations Observatory pass placed plate Point 39 Recommended reconnaissance reef report of Lieutenant respectfully Sand secondary triangulation Secretary Section II.-Long Island Section III.-Chesapeake Bay Ship Island shoal shore Signal Sketch solution South Spire steamer Thompson's Hill tides tion topography Treasury triangulation U. S. Coast Survey United States Coast United States navy vessel western coast Yards
Սիրված հատվածներ
Էջ 498 - That the successful reconnoissance of the western coast of the United States, from Monterey to Columbia river, and the preliminary survey of the entrance to the Columbia, accomplished under the most peculiar and extraordinary difficulties, while they are proofs of his unconquerable energy, determination, and skill, have forever identified the name of Wm. P. McArthur with the progress of the Republic in the West. 3. Resolved, That we most sincerely sympathize with the bereaved and afflicted family...
Էջ 14 - That all such reports shall, as speedily as may be, be laid before the Secretary of the Treasury; and, if such as to authorize the work without further legislation, he shall forthwith proceed with it: otherwise, such reports shall be laid befare Congress at the next ensuing session.
Էջ 413 - That hereafter in all new light-houses, and in all light-houses requiring new lighting apparatus, and in all light-houses as yet unsupplied with illuminating apparatus, the lens or Fresnel system shall be adopted, if, in the opinion of the Secretary of the Treasury, the public interest will be subserved thereby.
Էջ 490 - United States navy, assistant in the coast survey; and that, in his sudden and unexpected decease, the navy has lost one of its most gallant and accomplished officers, and the coast survey one of its most zealous and efficient laborers. 2.
Էջ 535 - Pot rock once removed, Hell Gate would be less dangerous by one-half, and the eddies, which are now the cause of half the difficulties, would in a measure disappear.
Էջ 413 - Stales, and make a general detailed report and programme to guide legislation in extending and improving our present system of construction, illumination, inspection, and superintendence: but no additional compensation shall be allowed any person serving on said board.
Էջ 121 - Whewell has stated, as the cause of the occurrence of these single day-tides ; a view which is confirmed by such examinations as I have been able to make of the hourly tidal observations at Fort Morgan, at the entrance of Mobile Bay. The interference in this case would be between the diurnal tidewave, which represents the diurnal inequality and the ordinary semi-diurnal wave, whether this wave has a regular progress along the coast independently of the semi-diurnal wave, as was at first supposed...
Էջ 137 - ... made by worms. But however efficient these boring animals may be in preparing the coral stems for decay, there is yet another agent, perhaps still more destructive. We allude to the minute boring-sponges, which penetrate them in all directions, until they appear at last completely rotten throughout.
Էջ 439 - bank," opposite Beaufort harbor, is of the usual formation of this coast. It is mostly covered with a low pine, and mixed growth, and its average width is about half a mile ; the sand hills and ridges upon it are from 20 to 35 or 40 feet high, thus forming a good and sufficient shelter, from both wind and sea, to all vessels anchored inside the banks; the holding-ground is also good, as shown by the results of the hydrographical survey. The interior shores of the harbor are mostly, of marsh, grown...
Էջ 503 - ... considerable height of the point at which this light-house is to be placed induced me to withhold the report of Mr. Harrison, and any recommendation concerning it, until I had consulted him as to the probability of interference from fog. He reaffirms his opinion of the propriety of the site, after considering this objection. In recommending lights for the western coast, I have not advised that any of them be revolving lights, except in the case of Point Conception, conceiving that at present,...