USGS Multimedia Gallery
Title: Engineer's or Wye Level with Case
Description: 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's New York district gauging stations, particularly during construction and annual maintenance trips. The term Hydrography has not been used for several decades. The tripod for this level is also in the museum collection. Object ID: USGS-000738
Location: Restion, VA, USA
Date Taken: Jul 16 2009
Photographer: Justin Bongard , U.S. Geological Survey
Usage: This image is public domain/of free use unless otherwise stated. Please refer to the USGS Copyright section for how to credit the photo.
USGS Museum Collection
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