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Zhanna's SurveyStation

  • About
  • Recoveries
    • NGS Reports
    • USGS Reports
    • Search Recoveries
    • Map of Recoveries
    • Browse By Year
  • Local Databases
  • USGS Datasheets
    • Arizona
    • California
    • Connecticut
    • Kentucky
    • Maine
    • Maryland
    • Michigan
    • New York
    • North Carolina
    • Ohio
    • Pennsylvania
    • West Virginia
  • Airway Beacons
    • About Airway Beacons
    • Eastern U.S.
    • Western U.S.
    • Map of Airway Beacons
    • Historical Airway Maps
  • Resources
  • Contact

Marker Type: Copper Bolt

  • NGS Copper Bolt FORT KNOX 1863

    FORT KNOX 1863

    NGS Copper Bolt
    Maine Waldo County Bucksport

  • NGS Copper Bolt BROWN MOUNTAIN

    BROWN MOUNTAIN

    NGS Copper Bolt
    Maine Hancock County Southwest Harbor Quad

  • NYBE+A Copper Bolt B. M. 824

    B. M. 824

    NYBE+A Copper Bolt
    New York New York County Central Park Quad

  • NYBE+A Copper Bolt B. M. 812

    B. M. 812

    NYBE+A Copper Bolt
    New York New York County Central Park Quad

  • NGS Copper Bolt RICHARDS 1865

    RICHARDS 1865

    NGS Copper Bolt
    Maine Hancock County Salsbury Cove Quad

  • NGS Copper Bolt BASS HARBOR RESET

    BASS HARBOR RESET

    NGS Copper Bolt
    Maine Hancock County Bass Harbor Quad

  • NGS Copper Bolt FERNALD HILL 1870

    FERNALD HILL 1870

    NGS Copper Bolt
    Maine Hancock County Southwest Harbor Quad

  • NGS Triangulation Station PARKER 1870

    PARKER 1870

    NGS Copper Bolt
    Maine Hancock County Southwest Harbor Quad

  • NGS Copper Bolt BROWN MOUNTAIN

    BROWN MOUNTAIN

    NGS Copper Bolt
    Maine Hancock County Southwest Harbor Quad

  • NGS Copper Bolt HIGGINS

    HIGGINS

    NGS Copper Bolt
    Maine Hancock County Salsbury Cove Quad

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Popular Pages

  • Map of Airway Beacons
  • Airway Beacons—Western U.S.
  • Airway Beacons—Eastern U.S.
  • Local Control Monument Databases
  • NGS Historical Geodetic Control Diagrams
  • USGS Datasheets
  • Resurvey of the Heart of the Grand Canyon

Recent Recoveries

  • 213 LRP
  • 212 LRP
  • 211 LRP
  • 210 LRP
  • 223 LRP

Recent Posts

  • Portland—Spokane Beacon #12 in Arlington, Oregon
  • Beacon Site Southwest of Las Vegas, Nevada
  • Benchmarks from Harris, Montgomery, Walker Counties, Texas
  • New York USGS Datasheets Available
  • North Carolina USGS Datasheets Available
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