USGS Multimedia Gallery
Level
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Nighttime Water Level Measurements
Collecting water levels for aquifer test near Oakland, eastern Nebraska.... 
USGS Topographer at Work
USGS topographer Russ Curtis using a Wild N3 level....
USGS Topographers
USGS topographic field party, circa 1925, with a Wye level on a tripod and two stadia rods....
USGS Topographer at Work
Topographer George Stanley Druhot running a level line on oil-shale cliffs north of the Colorado River. The level line was one mile long and climbed 2,000 feet over talus slopes....
USGS Topographer at Work
Topographer George Stanley Druhot with a plane table and alidade. Recorder R.H. Moore is sitting against the Pierce Arrow in the background. A stadia rod is visible on the second car....
USGS Topographer at Work
Topographer George Stanley Druhot with a plane table and alidade while mapping the Mt. Constance quadrangle on the Olympic Peninsula....
USGS Topographer at Work
Topographer George Stanley Druhot working with a tripod, planetable, and alidade at Kahekili Leap, on the island of Oahu. His two companions are Malcolm Springer and Tai Hai Lau...
USGS Topographer at Work
R.R. Monbeck on the rim of Haleakala volcano on the island of Maui...
Cartographers in the Field
This Depression-era oil painting was created by USGS field man Hal Shelton in 1940. The painting depicts mapping techniques used in the early days of cartography, including an alidade and stadia rod for determining distances and elevations and a plane-table for sketching contour lines. A USGS benchm...
USGS Topographers at Work
A level crew running a line from Mojave, California to Keeler, California via the state road, preparing the way for topographers to follow. R.A. Farmer, just to the left of the long-barreled Engineers WYE level instrument, was the levelman and Chief of Party. Holding the umbrella (used to shield the...
USGS Topographers at Work
USGS topographers pose with their leveling instrument and leveling rod....
USGS Topographers at Work
A USGS topographer works with a leveling instrument. The umbrella prevents temperature fluctuations that could affect the leveling bubble in his instrument. The man on the ground is recording elevation data....
USGS Topographer at Work
A USGS topographer poses with his leveling instrument....
Engineer's or Wye Level with Case
Manufactured by W. & L.E. Gurley, Troy, New York, before 1950. The case is original, marked "HYDROGRAPHY / U.S.G.S." and "1939". The case includes an adaptive re-use of a belt as the carrying strap. The instrument has serial #1749 and was used in the U.S. Geological Survey Water Resource Discipline'...
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Engineer's or Wye Level with Case
Manufactured by W. & L.E. Gurley, Troy, New York, before 1950. The case is original, marked ""HYDROGRAPHY / U.S.G.S." and "1939". The case includes an adaptive re-use of a belt as the carrying strap. The instrument has serial #1749 and was used in the U.S. Geological Survey Water Resource Discipline...
.JPG "Preview"){kind=small}
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Page Last Modified: Wednesday, January 09, 2013
