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Description
Showing light at Station Northome.Battery powered lights about 110 feet above ground.Triangulation party of Carl Aslakson (Image credit: Captain Ray Tryon, C&GS;)
Credit
Captain Ray Tryon, C&GS;
Display Date
Aug-34
Location
Northome, Minnesota
Collection
Historic Coast & Geodetic Survey
Geodesy
Triangulation
Heliotropes & Signal Lamps
Keywords
Geodesy
Triangulation
Lights
Electric