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Wiredrag
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Coast-Geodetic-Survey
Nautical Charting
Soundings
Wiredrag
Soundings
Guide launch PILOT showing drag gear.Wiredrag party of R. P. Strough
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Setting out the drag and buoys from the guide launch.Note semaphore signaling device on stern.Wiredrag party of J. H. Hawley
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(498.67 KB)
Drowned forest discovered by wiredrag on Lake Washington.Pulling up a moderate size tree.Wiredrag party of N. H. Heck
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(477.01 KB)
Wiredrag using oar power.Note third boat at distant right.Wiredrag party off of SURVEYOR
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(303.53 KB)
Wiredrag hung up on obstruction at buoy no. 4.Note V of buoy path characteristic of obstruction discovery.Wiredrag party off of EXPLORER
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(518.5 KB)
Newspaper feature on wiredrag in Brooklyn Daily Eagle.Wiredrag party of B. H. Rigg
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(757.43 KB)
Drag tester - Mate Franz Okeson on right.Wiredrag party of B. H. Rigg
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(559.21 KB)
C&GS; Launch 66 - wiredrag tender in Long Island Sound.Mate Franz Okeson facing camera on right
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(129.15 KB)
Wiredrag at Mitchell-Jordan Reservoir.Site for seaplane ferrying landing site. Wiredrag party of Max Ricketts
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(160.41 KB)
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
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(163.29 KB)
Wiredrag operations at Elephant Butte Reservoir for seaplane landing site.Wiredrag party of Max Ricketts
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(161.57 KB)
Leadline sounding during wiredrag operations.Wiredrag party of Max Ricketts
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(135.91 KB)
Wiredrag gear on the stern of the LESTER JONES.
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(251.38 KB)
Buoys crushed from being swept under by tidal currents.Operations on the LESTER JONES
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(227.97 KB)
Current meter being deployed.Operations on the LESTER JONES
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(230.11 KB)
Wiredrag operations on the LESTER JONES.
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(198.09 KB)
Launch wiredrag operations.L to r - guide launch, tender, end launch.Launches off of PATHFINDER
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(206.85 KB)
Diagram of wiredrag operations ca. 1980.Basically the same system as devised in the early Twentieth Century
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(432.13 KB)
Chain drag operation - hung up on obstruction.Launches off of PEIRCE
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(220.11 KB)
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