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OBSERVING THE ANGLES
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Coast-Geodetic-Survey
Geodesy
Triangulation
Observing the Angles
Geodesy
Ferdinand Hassler's observing tent.Probably the original sketch was by John Farley
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View of summit station on Uncompaghre Peak - 14300 feet.39th Parallel triangulation.Triangulation party of William Eimbeck
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Observing station on Tushar Mountain - 12146 feet.39th Parallel triangulation.Triangulation party of William Eimbeck
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Observing station on Round Top - 10386 feet.39th Parallel triangulation.Astro and triangulation party of George Davidson
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Map of the 39th Parallel Arc.The first great geodetic arc in the western hemisphere
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Instrument station near Station 189.Care needed in moving.International Boundary Survey
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Recorder attempting to find error in readings.International Boundary Survey
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Triangulation station along 141st Meridian.Bandana for mosquitos.International Boundary Survey
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White Pass West Base along the 141st Meridian.International Boundary Survey
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Signal and small pole for observations on short lines.Triangulation party of J. B. Miller
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Mosquito protection.Survey work along Kuskokwim River.Survey crew off the YUKON
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Observing at triangulation station POW.Combined operations party of C. G. Quillian
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Primary triangulation work.Combined operations party of _ Daniels
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C&GS; 12 theodolite.Used in Clarence Straits work
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8 Wanschaff theodolite.Triangulation party of C. L. Garner
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Observing tent used to shelter instrument from the wind.Triangulation party of E. W. Eickelberg
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Station Caribou before being struck by lightning.William Scaife on left.Elevation 9816 feet.Triangulation party of William M. Scaife
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Station Caribou after being struck by lightning - Elevation 9816 feet.Elevation 9816 feet.Triangulation party of William M. Scaife
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Night observing on Mt. Gallatin.Triangulation party of William M. Scaife
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P. C. Doran observing.10 Bausch and Lomb theodolite.Triangulation party of William M. Scaife
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