Dangos 1 - 10 canlyniadau o 10 ar gyfer chwilio '', amser ymholiad: 0.08e Mireinio'r Canlyniadau
  1. 1
    Sketch showing extension of primary triangulation to Montreal : and resurveys of the coast east of Hudson River. June 30, 1897
    Cyhoeddwyd 1897

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    Map
  2. 2
    General chart of Alaska
    Cyhoeddwyd 1897

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Dogfen y Llywodraeth Map
  3. 3
    Triangulation in Kansas and Nebraska. June 30th, 1897
    Cyhoeddwyd 1897

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    Map
  4. 4
    Sketch showing extension of primary triangulation : along the 39th parallel to the Capes of Delaware. June 30, 1897
    Cyhoeddwyd 1897

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    Map
  5. 5
    Distribution of the principal astronomic stations occupied by the U.S. Coast and Geodetic Survey for latitude, longitude, and azimuth to June 30, 1897
    Cyhoeddwyd 1897

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    Map
  6. 6
    Routes of Geodetic Spirit Leveling : and positions of gravity and tide stations to June 30, 1897
    Cyhoeddwyd 1897

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    Map
  7. 7
    Positions of magnetic stations occupied to June 30, 1897
    Cyhoeddwyd 1897

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    Map
  8. 8
    Positions and connections of telegraphic longitude stations from 1846 to June 30, 1897
    Cyhoeddwyd 1897

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    Map
  9. 9
    A topographical map of the Monmouth Shore with the interior from Metuchen to Lakewood : from original surveys and levelings based on the triangulation of the U.S. Coast and Geodetic Survey /
    Cyhoeddwyd 1897

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    Map
  10. 10
    A topographical map of the northeastern highlands including the country lying between Deckertown, Dover, Paterson and Suffern : from original surveys and levelings, based on the triangulation of the U.S. Coast and Geodetic Survey /
    Cyhoeddwyd 1897

    This item is not available through BorrowDirect. Please contact your institution’s interlibrary loan office for further assistance.
    Map
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