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NOAA's Historic Coast & Geodetic Survey (C&GS) Collection
Catalog of Images

5800 thumbnail picture
Leveling to tide staff and water's edge at extreme low tide. Bubbler gauge orifice at right lower edge of photo. Improper installation necessitated leveling to assure observing lowest low water . Tidal bench mark leveling work off of DAVIDSON
Southeast Alaska 1979
5801 thumbnail picture
Fathometer style tide gauge. Fathometer, clock, batteries, and wind generator to charge batteries. Installation by party off of PATHFINDER
Protection Point, Bristol Bay, Alaska 1949
5802 thumbnail picture
Lieutenant Dale Ross holding rod during tidal leveling operations. Leveling tide staff and bench marks on Eleuthera Island. Party off of PEIRCE
Bahama Islands, Eleuthera Island 1985
5803 thumbnail picture
Tidal bench mark leveling in Muir Inlet. Party working in vicinity of recently retreated glacier. Party off of DAVIDSON
Muir Inlet, Glacier Bay, Alaska September 1979
5804 thumbnail picture
Tidal bench mark leveling on coast of Puerto Rico. Atlantic tides party
Puerto Rico
5805 thumbnail picture
Tidal leveling up cliff in Puerto Rico. Tieing to bench marks in vicinity of lighthouse. Atlantic tides party
Puerto Rico
5806 thumbnail picture
Leveling to bench marks from the tide staff. Atlantic tides party
Southeast United States 1974
5807 thumbnail picture
Running levels at a tide station. Atlantic tides party
Southeast United States 1974
5808 thumbnail picture
Tending tide gauge in intracoastal waterway.
Southeast United States
5809 thumbnail picture
Verifying predicted tides. Chart evaluation survey. Party off of PEIRCE
Florida, Biscayne Bay 1978
5810 thumbnail picture
Verifying predicted tides. Chart evaluation survey. Party off of PEIRCE
Florida, Biscayne Bay 1978
5811 thumbnail picture
Cleaning the tide staff. Atlantic tides party
South Carolina 1975
5812 thumbnail picture
Water level gauge at Lake Mead. Party of Emmett Sheridan
Nevada, Lake Mead 1941
5813 thumbnail picture
Hualapai Wash water level gauge. Party of Emmett Sheridan
Nevada, Lake Mead 1941
5814 thumbnail picture
Wiredrag diagram. The basic principle is to drag a wire attached to two vessels. If the wire encounters an obstruction it will come taut and form a "V"
1920?
5815 thumbnail picture
Wiredrag - engine and guiding roller. Deck of contract sloop NENA A. ROWLAND. Wiredrag party of N. H. Heck
New York, Block Island Sound 1913
5816 thumbnail picture
Wiredrag - arrangement of deck of guide boat. Deck of contract sloop NENA A. ROWLAND. Wiredrag party of N. H. Heck
New York, Block Island Sound 1913
5817 thumbnail picture
Wiredrag - plotting table and instruments on guide boat. Deck of contract sloop NENA A. ROWLAND. Wiredrag party of N. H. Heck
New York, Block Island Sound 1913
5818 thumbnail picture
Wiredrag - N. H. Heck watching the brake to stop reel. Reel stopped to attach floats and buoys to mark wire location. Deck of contract sloop NENA A. ROWLAND. Wiredrag party of N. H. Heck. Only known photograph of Nicholas Heck in the field
New York, Block Island Sound 1913
5819 thumbnail picture
Diagram of obstructions discovered by wiredrag. Wiredrag party of J. H. Hawley
Massachusetts Bay, Massachusetts 1915
5820 thumbnail picture
Wiredrag vessels in Massachusetts Bay party. Guide launch pilot; end launch Two Brothers; large tender at buoy. Wiredrag party of J. H. Hawley
Massachusetts Bay, Massachusetts 1915
5821 thumbnail picture
Watching the wire coming in. Working in approaches to Boston Harbor. Wiredrag party of N. H. Heck
Massachusetts, Approaches to Boston Harbor 1915
5822 thumbnail picture
Stowage of wiredrag equipment. Working in approaches to Boston Harbor. Wiredrag party of N. H. Heck
1915
5823 thumbnail picture
Guide launch FORTUNA setting out the drag. Working in approaches to Boston Harbor. Wiredrag party of N. H. Heck
1915
5824 thumbnail picture
Taking up the drag on the EQUATOR. Wiredrag party of J. A. Daniels
Alaska, Clarence Strait 1916
5825 thumbnail picture
Setting out the large buoy. Wiredrag party of J. A. Daniels
Alaska, Clarence Strait 1916
5826 thumbnail picture
Wiredrag problems - buoys on wire crushed by being pulled under by tides. Wiredrag party of J. A. Daniels
Alaska, Clarence Strait 1916
5827 thumbnail picture
Wiredrag problems - removing kelp from the wire.
Maine
5828 thumbnail picture
Setting a floating signal to help navigate wiredrag operations. Wiredrag party of J. H. Hawley
Florida Keys 1917
5829 thumbnail picture
Contract wiredrag launch TWILIGHT. First view without wiredrag gear - second with wiredrag gear installed. Semaphore signalling device installed on second picture
Florida Keys 1917
5830 thumbnail picture
Wiredrag contract launch ROOSEVELT. Drafting table and shelter for plotting sheet installed. Wiredrag party of A. Joachims
Vicinity of Petersburg, Alaska 1917
5831 thumbnail picture
Wiredrag problems - buoys crushed by water pressure. Buoys carried under by strong tidal currents in the Race. Wiredrag party of R. P. Strough
New York, Block Island Sound 1917
5832 thumbnail picture
End launch STANDARD equipped for wiredrag work. Wiredrag party of R. P. Strough
Connecticut, Block Island area 1917
5833 thumbnail picture
Setting out the drag from the guide launch PILOT. Wiredrag party of R. P. Strough
Connecticut, Block Island area 1917
5834 thumbnail picture
Guide launch PILOT showing drag gear. Wiredrag party of R. P. Strough
Connecticut, Block Island area 1917
5835 thumbnail picture
Setting out the drag and buoys from the guide launch. Note semaphore signaling device on stern. Wiredrag party of J. H. Hawley
Maine coast 1918
5836 thumbnail picture
Drowned forest discovered by wiredrag on Lake Washington. Pulling up a moderate size tree. Wiredrag party of N. H. Heck
Washington, Lake Washington 1920
5837 thumbnail picture
Wiredrag using oar power. Note third boat at distant right. Wiredrag party off of SURVEYOR
Alaska, Baranof Island 1925
5838 thumbnail picture
Wiredrag hung up on obstruction at buoy no. 4. Note "V" of buoy path characteristic of obstruction discovery. Wiredrag party off of EXPLORER
Alaska, Klawak, Southeast 1927
5839 thumbnail picture
Newspaper feature on wiredrag in Brooklyn Daily Eagle. Wiredrag party of B. H. Rigg
Long Island Sound, New York 1931
5840 thumbnail picture
Drag tester - Mate Franz Okeson on right. Wiredrag party of B. H. Rigg
Long Island Sound, New York 1931
5841 thumbnail picture
C&GS Launch 66 - wiredrag tender in Long Island Sound. Mate Franz Okeson facing camera on right
Long Island Sound, New York 1931
5842 thumbnail picture
Wiredrag at Mitchell-Jordan Reservoir. Site for seaplane ferrying landing site . Wiredrag party of Max Ricketts
Alabama 1942
5843 thumbnail picture
Some tools of the trade - wiredrag at Mitchell-Jordan Reservoir. Sextants for shooting horizontal angles, 3-arm protractor for plotting positions . Wiredrag party of Max Ricketts
Alabama 1942
5844 thumbnail picture
Wiredrag operations at Elephant Butte Reservoir for seaplane landing site. Wiredrag party of Max Ricketts
New Mexico, Elephant Butte Reservoir 1942
5845 thumbnail picture
Leadline sounding during wiredrag operations. Wiredrag party of Max Ricketts
New Mexico, Elephant Butte Reservoir 1942
5846 thumbnail picture
Wiredrag gear on the stern of the LESTER JONES.
5847 thumbnail picture
Buoys crushed from being swept under by tidal currents. Operations on the LESTER JONES
5848 thumbnail picture
Current meter being deployed. Operations on the LESTER JONES
5849 thumbnail picture
Wiredrag operations on the LESTER JONES.

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Last Updated:
November 10, 2017