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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: Horizontal Control Disk

  • NGS Horizontal Control Disk IMMACULATA

    IMMACULATA

    NGS Horizontal Control Disk
    Pennsylvania Chester County Malvern Quad

  • NGS Azimuth Mark Disk FLGPS RON AZ MK

    FLGPS RON AZ MK

    NGS Horizontal Control Disk
    Florida Miami-Dade County Fortymile Bend

  • PennDOT Horizontal Control Mark 08-35-4010-5

    08-35-4010-5

    PennDOT Horizontal Control Disk
    Pennsylvania Lackawanna County Dalton Quad

  • SAMS POINT RESET

    NGS Horizontal Control Disk
    New York Ulster County Napanoch Quad

  • PennDOT Horizontal Control Disk 07-35-0347-3

    07-35-0347-3

    PennDOT Horizontal Control Disk
    Pennsylvania Lackawanna County Olyphant Quad

  • PennDOT Horizontal Control Disk 08-35-0407-10

    08-35-0407-10

    PennDOT Horizontal Control Disk
    Pennsylvania Lackawanna County Dalton Quad

  • PennDOT Horizontal Control Disk 10-35-0438-8

    10-35-0438-8

    PennDOT Horizontal Control Disk
    Pennsylvania Lackawanna County Dundaff Quad

  • NGS Horizontal Control Disk BARH B

    BARH B

    NGS Horizontal Control Disk
    Maine Hancock County Bar Harbor Quad

  • NGS Horizontal Control Disk SAMS POINT RESET

    SAMS POINT RESET

    NGS Horizontal Control Disk
    New York Ulster County Napanoch Quad

  • TEAL RESET

    NGS Horizontal Control Disk
    Maryland Worcester County Ocean City 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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