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

4800 thumbnail picture
Setting up a Wild T-2 in the dunes.
United States East Coast
4801 thumbnail picture
Observing from the top of beachfront building.
United States East Coast
4802 thumbnail picture
Wild T-2 being used for positioning photogrammetry targets.
United States East Coast
4803 thumbnail picture
Recording angles for Station West Offset. Getting burned from sun and blistered from rock. Party off of WHITING
Thatch Cay, U.S. Virgin Islands 1975
4804 thumbnail picture
Wild T-2 observations from water standpipe.
United States East Coast
4805 thumbnail picture
Wild T-3 observations in Alligator Harbor. Supporting Launch 1257 operations
Florida Panhandle 1977
4806 thumbnail picture
Wild T -2 observations. Note witness post
4807 thumbnail picture
Wild T-2 observations at entrance to Chesapeake Bay
Maryland, Chesapeake Bay
4808 thumbnail picture
Recording Wild T-2 observations at entrance to Chesapeake Bay
Maryland, Chesapeake Bay
4809 thumbnail picture
Level instrument and Wild T-2
4810 thumbnail picture
Oldest known sketch of Coast Survey sounding operations. Watercolor by James Madison Alden - 1857. Coast Survey Brig FAUNTLEROY in background
Strawberry Harbor, Rosario Straits, Washington 1857
4811 thumbnail picture
Alaska, 1898. Sketch by McFarland. Skiff hydro sounding operations
4812 thumbnail picture
Hydrographic survey operations - note line from leadline extending ahead. Two observers shooting angles
4813 thumbnail picture
Hydrographic Launch from 1942 Hydrographic Manual. EXPLORER Launch
4814 thumbnail picture
Interior of hydrographic launch from 1942 Hydrographic Manual. EXPLORER Launch
1941
4815 thumbnail picture
36' hydrographic launch with 30' Shoran antenna. Launch off of PIONEER
Alaska, Aleutian Islands 1949
4816 thumbnail picture
Launch with Shoran antenna off Sledge Island. Launch off EXPLORER
Alaska 1950
4817 thumbnail picture
Training Liberians to do hydrography
Liberia, Africa 1953
4818 thumbnail picture
Shoran Launch No. 4 between Unga and Wosnesenski Island
Alaska, Aleutian Islands 1954
4819 thumbnail picture
Hydrographic launch off SURVEYOR near Kalgin Island, Cook Inlet
Alaska, Cook Inlet, Kalgin Island 1967
4820 thumbnail picture
Interior of hydrographic survey launch off SURVEYOR
Alaska, Cook Inlet, Kalgin Island 1967
4821 thumbnail picture
Coxswain Tosh Kaiura checking compass while getting on line. SURVEYOR launch at Pago Pago
American Samoa 1971
4822 thumbnail picture
Plastic Pig on line. WHITING launch in Pillsbury Sound
Pillsbury Sound, U.S. Virgin Islands 1975
4823 thumbnail picture
Jensen Launch on line. Launch off of PEIRCE
Penobscot Bay, Maine 1985
4824 thumbnail picture
Jensen Launch on line. Launch off of PEIRCE
U. S. Virgin Islands, Charlotte Amalie 1985
4825 thumbnail picture
Jensen Launch on line. Launch off of PEIRCE
Penobscot Bay, Maine 1985
4826 thumbnail picture
Jensen Launch on line dwarfed by nuclear power plant cooling tower. Launch off of PEIRCE
Delaware Bay 1985
4827 thumbnail picture
Skiff outfitted for hydrography - casting the lead. Skiff off of HYDROGRAPHER
Eastern Gulf of Mexico 1925
4828 thumbnail picture
Boston Whaler outfitted for hydrography. Boat off of PEIRCE
Penobscot Bay, Maine 1985
4829 thumbnail picture
Small boat hydro - Cook Inlet area. Boat off of PATHFINDER
Lower Cook Inlet, Alaska 1970
4830 thumbnail picture
Low tide - rock shows where vessel struck and then sank. Vessel captain claimed to be in mid-channel far from any hazards. Paint, metal fragments, and rivets proved differently
Alaska
4831 thumbnail picture
Egyptian tomb painting from 1450 B.C. showing officer with sounding pole. Officer is telling crew to come ahead slow. Engineers with cat-o'-nine-tails assuring proper response from engines
Egypt 1450 B.C.
4832 thumbnail picture
St. Brendan striking out into the Atlantic - about 6th Century A.D. St. Brendan checking depths with his sounding pole
Ireland 500 A.D.
4833 thumbnail picture
Frontispiece from the Hastings Rutter - 1450 A.D. early English pilot guide. Possibly first picture of leadline sounding
Thames River, England 1450 A.D.
4834 thumbnail picture
Sailor sounding from merchantman - Nineteenth Century. Sketch by Gordon Grant
4835 thumbnail picture
Double sounding chair arrangement. Effort to double density of soundings. Working off of HYDROGRAPHER in 20 to 25 fathoms
Gulf of Mexico 1917
4836 thumbnail picture
Double sounding chair arrangement. Effort to double density of soundings. Working off of HYDROGRAPHER in 20 to 25 fathoms
Gulf of Mexico 1917
4837 thumbnail picture
Double sounding chair arrangement. Effort to double density of soundings. Working off of HYDROGRAPHER in 20 to 25 fathoms
Gulf of Mexico 1917
4838 thumbnail picture
Taking the reading when the line is vertical
4839 thumbnail picture
Boatswain Jahnke casting the lead. Launch off the SURVEYOR
4840 thumbnail picture
Casting the lead - Hydro Manual 1931
4841 thumbnail picture
Casting the lead - Hydro Manual 1931
4842 thumbnail picture
Leadline is vertical for reading. Working off the WESTDAHL
Southeast Alaska 1936
4843 thumbnail picture
Tossing the leadline. Working off the WESTDAHL. Note splash of lead out ahead of ship
Southeast Alaska 1936
4844 thumbnail picture
Sounding in Salton Sea for seaplane landing site. Part of war project to establish seaplane landing sites. Sites used for ferrying seaplanes across United States
Salton Sea, California 1942
4845 thumbnail picture
Trolley sounding arrangement. Off of ISIS
Virginia, Chesapeake Bay area 1915
4846 thumbnail picture
Trolley and line ready for next sounding. Off of ISIS
United States East Coast 1916
4847 thumbnail picture
Trolley rig - Hauling slack from sounding line prior to sounding. Off of ISIS
United States East Coast 1916
4848 thumbnail picture
Trolley rig - paying out leadline by hand as trolley carriage runs down cable. Off of ISIS
United States East Coast 1916
4849 thumbnail picture
Getting upright cast as sounding stand passes position of lead. Off of ISIS
United States East Coast 1916

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Last Updated:
April 30, 2013