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Marker Type: Project Control Marker

Survey marks of type: Project Control Marker

MTA-ESA (Unstamped)

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

P 230
NPS (Unstamped, Acadia #23)
NPS (Unstamped, Acadia #22)
NPS (Unstamped, Acadia #21)
G 145

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