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

4450 thumbnail picture
Triangulation station in shoal water. Combined operations party of Hubert A. Paton
Southeast United States 1934
4451 thumbnail picture
Setup in marshy land. Traverse party of G. C. Mattison
North Carolina 1933
4452 thumbnail picture
Observer Atridge at Station Hackberry. Triangulation party of Wilbur Porter
Nebraska 1933
4453 thumbnail picture
Observing stand in western Nebraska. Triangulation party of Wilbur Porter
Nebraska 1933
4454 thumbnail picture
Observing stand in western Nebraska. Triangulation party of Wilbur Porter
Nebraska 1933
4455 thumbnail picture
Observing in western Nebraska. Chase, Smith, and Nicodemus. Recorder sitting and writing down angle observations. Triangulation party of Wilbur Porter
Nebraska 1933
4456 thumbnail picture
Observing in western Nebraska. Chase, Smith, and Nicodemus. Recorder sitting and writing down angle observations. Triangulation party of Wilbur Porter
Nebraska 1933
4457 thumbnail picture
Observing at Station BAIN 1905. Combined operations party off WESTDAHL
White Pass area, Taku Inlet, Alaska 1936
4458 thumbnail picture
William Russell observing. Combined operations party off LYDONIA
Port of Spain, Trinidad 1940
4459 thumbnail picture
"O" party on 103' tower in Missouri. Triangulation party of Carl Aslakson
Ozark Mountains, Missouri 1935
4460 thumbnail picture
Observing party on Washington Monument. Took advantage of scaffolding from 1934 cleaning of monument.
Washington, D.C. November 19, 1934
4461 thumbnail picture
Observing from station Tiger South. Triangulation in support of aerial photography. Triangulation party of Harold J. Oliver
Washington, King County 1937
4462 thumbnail picture
Map showing status of triangulation as of 1937.
United States 1937
4463 thumbnail picture
Observing tent on Sequam Island. Note wind causing billowing tent
1941
4464 thumbnail picture
Triangulation observations on Cape Prince of Wales. The westernmost point of North America. Triangulation party of A. Newton Stewart
Seward Peninsula, Alaska 1944
4465 thumbnail picture
Observing at Station Rusty following 1964 Alaska earthquake. Station elevation subsided at least 12' during quake. Party off of HODGSON
Alaska, Cook Inlet 1964
4466 thumbnail picture
Wild T-3 theodolite.
4467 thumbnail picture
Wild T-3 theodolite in use. riangulation Station "CASTLE" , Westchester County, New York. The observer is Dan Novak and the other person is E. Dean Wegner. Chief of Party G-19 was James L. Cook. The station is on the Terrytown Castle.
Westchester County, New York 1964
4468 thumbnail picture
Burt Wilhelm observing at Kelp Bay. Off of FAIRWEATHER
Southeast Alaska 1985
4469 thumbnail picture
Triangulation work in Virgin Islands National Park. Party off of PEIRCE
St. John, U.S. Virgin Islands 1985
4470 thumbnail picture
Dennis Wegenast observing with Wild T-3. Transcontinental Traverse Party of Woodrow Johnson
California, Mojave Desert 1972
4471 thumbnail picture
Wild T-3 at twilight. Transcontinental Traverse Party of Woodrow Johnson
California, Mojave Desert 1972
4472 thumbnail picture
Heliograph at Station 22. Alaska - Canada border. International Boundary Commission
Alaska - Canada Boundary 1911
4473 thumbnail picture
Signaling with heliograph near Monument 92. Alaska - Canada border. International Boundary Commission
Alaska - Canada Boundary 1910
4474 thumbnail picture
Heliotrope being used in western United States
Western United States 1878?
4475 thumbnail picture
Light reflecting from heliotrope. Triangulation party of William M. Scaife
Montana-Idaho 1922
4476 thumbnail picture
Battery-powered electric signal lamp. Triangulation party of William M. Scaife
Montana-Idaho 1922
4477 thumbnail picture
Heliotrope setup at camp of lightkeeper. Triangulation party of William M. Scaife
Montana-Idaho 1922
4478 thumbnail picture
Showing light at Station Northome. Battery powered lights about 110 feet above ground. Triangulation party of Carl Aslakson
Northome, Minnesota August 1934
4479 thumbnail picture
Signal lamps
4480 thumbnail picture
Signal lamp and batteries
4481 thumbnail picture
Measuring baseline with wooden rods. French expedition to Peru
Peru 1730?
4482 thumbnail picture
Irish Ordinance Survey baseline. First to use bi-metallic compensating principal for base line measurement
Ireland 1828
4483 thumbnail picture
Use of odometer for measuring distances
England 1728
4484 thumbnail picture
Land surveyor using odometer in United States. A private county surveyor
United States Eastern 1850?
4485 thumbnail picture
Coast Survey party measuring Key Largo Base. Base Line party of Alexander Dallas Bache
Florida, Key West 1854
4486 thumbnail picture
Coast Survey party measuring Epping Plains Base. The last base line measured by Bache. Base Line party of Alexander Dallas Bache
Maine, Epping Plains 1857
4487 thumbnail picture
Coast Survey party measuring Epping Plains Base. The last base line measured by Bache. Base Line party of Alexander Dallas Bache
Maine, Epping Plains 1857
4488 thumbnail picture
Graded road made to measure Epping Plains Base. Base Line party of Alexander Dallas Bache
Maine, Epping Plains 1857
4489 thumbnail picture
Yolo Buggy used to transport and shade base measuring instruments. Yolo Base Line, one of the most accurate measured in the Nineteenth Century. Base Line party of George Davidson
Sacramento Valley, California 1881
4490 thumbnail picture
Yolo Buggy with George Davidson. Base Line party of George Davidson. The last time such buggies were used was in 1962
Sacramento Valley, California 1881
4491 thumbnail picture
Army surveyor with odometer carriage. Survey of public lands. Odometer worked fairly well on flat ground
1880's
4492 thumbnail picture
Shelton 100-meter comparator -- Making contact. William Bowie on left
Midwest United States 1902?
4493 thumbnail picture
At work with No. 17. William Bowie in center with white hat
Midwest United States 1902?
4494 thumbnail picture
Shelton 100-meter comparator
Midwest United States 1902?
4495 thumbnail picture
Running levels along the Stanfield Base. Base line and astro party of C. V. Hodgson
Stanfield, Oregon 1916
4496 thumbnail picture
Measuring base with Invar tape. Tape underway. Base line and astro party of C. V. Hodgson
Stanfield, Oregon 1916
4497 thumbnail picture
Off to measure a base with Invar tape. Party of C. G. Quillian
Southeast Alaska 1916
4498 thumbnail picture
Time and tide waits for no man. Base line measurement in southeast Alaska. Party of C. G. Quillian
Southeast Alaska 1916
4499 thumbnail picture
It sure is tough to stay dry with the tide coming in. Base line measurement in southeast Alaska. Party of C. G. Quillian
Southeast Alaska 1916

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Last Updated:
April 30, 2013