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Station Pen in Washington Picture

Station Pen in Washington

Station Pen in Washington. Triangulation party of O. B. French - occupied by J. S. Hill. Instrument was mounted on tree trunk. Instrument remained steady in azimuth but unsteady in level

Photo Category: Geodesy - Triangulation - Towers - Wooden
Photo Location: Washington
Photo Date: 1905

Author: NOAA, John Hayford Album/ NOAA

License: Public Domain Mark 1.0 (Public domain)
417 x 640 91.45 KB
1048 x 1612 643.67 KB
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Added On
18th October 2015
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