650 | |
Lieutenant B. H. Riggs tending tide gage during MacMillan Arctic Expedition on Schooner BOWDOIN. |
Greenland, Etah |
651 | |
Installing tide staff during MacMillan Arctic Expedition on Schooner BOWDOIN. |
Greenland, Etah |
652 | |
Checking a water level gauge. |
1971 ca. |
653 | |
Portable tide gauge. |
1920 ca. |
654 | |
Standard automatic tide gauge. |
1920 ca. |
655 | |
Establishing a field portable automatic tide gauge. |
1930 ca. |
656 | |
Checking a tide gauge. |
Alaska, Glacier Bay 1937 |
657 | |
Tide gauge installation at Cape Mordvinof. |
Alaska, Cape Mordvinof 1935 ca. |
658 | |
Portable tide gauge mounted on float well showing float. |
1920 ca. |
659 | |
Coast and Geodetic Survey tide house. |
United States,Southeast |
660 | |
Recording device in tide house. Possibly tides registering somewhere in western Gulf of Mexico. |
United States, Gulf of Mexico |
661 | |
Coast and Geodetic Survey tide prediction machine in use in WWII with woman operator. |
Washington, D.C. 1943 ca. |
662 | |
Jim Dixon running the gun checking the stability of the tide staff in Boston Harbor to determine if ice has affected the stability of the staff. |
Massachusetts, Boston 1972 ca. |
663 | |
Recording device for standard tide gauge. |
Washington, D.C. 1920 ca. |
664 | |
Haskell water level gauge. |
Great Lakes 1937 ca. |
665 | |
Station Burnt Point. U.S. Lake Survey Signal as remodeled after Canadian Signal done with. See image cgs00701. |
Canada, Ontario, Manitoulin Island area 1904 June |
666 | |
Observing section along Section Drydock on the St. Clair River. |
Michigan, St. Clair River 1910 June |
667 | |
Lake Survey field party camp. |
Great Lakes 1903 |
668 | |
Observing tower at Station Detour. This wooden tower was erected in 1893 and removed in 1903 and replaced by a gas pipe observing tower. |
Great Lakes 1903 |
669 | |
Observing tower at Fort St. Joe. |
Canada, Ontario, St. Joseph Island 1903 June |
670 | |
Station Hayes. A 22-foot observing stand built of green Norway spruce and dry Cedar. |
Michigan, Alcona County, near Glennie 1905 July 8 |
671 | |
Gas pipe tower erection. Building a 9-foot inside tower section on tower over Station Detour. |
Great Lakes 1903 June |
672 | |
Building an 18-foot outside section of a gas pipe tower at Station Detour. |
Great Lakes 1903 June |
673 | |
Camp No. 7. Construction camp lived in during building of observing tower for Station Comstock. |
Michigan, Alcona County, west of Hubbard Lake 1905 June 1-6 |
674 | |
Either cleaning up or in need of a new cook. This camp, Camp No. 6, was a one- night stop. |
Michigan, Alcona County, west bank Hubbard Lake 1905 May 31 |
675 | |
Temporary camp on Great Duck Island. |
Great Lakes 1905 October 28 |
676 | |
Tower erection camp at Station Duck on Great Duck Island. |
Great Lakes 1905 November |
677 | |
Heliotrope and observing instrument at Station Gatacre (secondary triangulation. ) Heliotrope on four foot tripod. |
Canada, Ontario, Manitoulin Island 1904 July |
678 | |
"Simpson and his perch." Scaffold for heliotrope at Station Stoville. 35 feet to top of cutoff maple tree. Station built in 6 hours. |
Great Lakes 1904 November |
679 | |
Screwing in a big leg on a gas pipe observing tower on Station Walker. |
Michigan, Alpena County 1904 November |
680 | |
"Entering a big leg" on a gas pipe observing tower at Station Duck. |
Great Lakes 1903 November |
681 | |
Observing stand at Beavertail Point, first erected in 1851. Used on secondary triangulation. |
Great Lakes 1903 July |
682 | |
Station Reid, a 25-foot observing platform. |
Canada, Ontario, Cockburn Island 1904 August |
683 | |
Station Greenbush, a 44-foot observing tower that was blown down a few months after being built. |
Michigan, Alcona County, Greenbush 1905 June 22 |
684 | |
A 36 foot observing tower at Station Stovel. |
Michigan, Alpena County, 2 mi. W. of Hubbard Lake 1905 May 31 |
685 | |
Level party running a section of the Niagara River between Ashland Avenue Gauge Station and the head of the Whirlpool Rapids. A levelman, recorder, rodman, and anchorman were working in 20 below zero Fahrenheit temperature. Rodman Richard Sides and anchor-man Roy Stack are shown in picture. |
New York, Niagara River 1957 December |
686 | |
Twelve-foot observing stand with 30-foot signal at Station Phillips Hill. |
Great Lakes 1903 September |
687 | |
Sixteen-foot observing stand at Station Reid. |
Canada, Ontario, Cockburn Island 1903 July |
688 | |
Station Burnt Point. Canadian Signal. See image cgs00678. |
Canada, Ontario, Manitoulin Island area 1904 June |
689 | |
Water level gage on Section Gorge. |
Michigan, St. Clair River 1910 June |
690 | |
U.S. Lake Survey water level gauge. |
Great Lakes 1960 ca. |
691 | |
U.S. Lake Survey water level gauge. |
Great Lakes 1960 ca. |
692 | |
Lake Survey employee Jim Morris checking water level gauge. |
Indiana, Fort Wayne 1937 September |
693 | |
Lake Survey water gauge house showing water level for mariners. |
Great Lakes 1930 ca. |
694 | |
Haskell current meter Type B. |
Michigan, Detroit River 1906 May |
695 | |
Haskell current meter Type A. Foreshortened view. |
Michigan, Detroit River 1906 May |
696 | |
Haskell current meter Type A. Foreshortened view. |
Michigan, Detroit River 1906 May |
697 | |
Lake Survey employee Jim Morris checking water level gauge. |
Great Lakes 1937 September |
698 | |
U.S. Lake Survey camp at Bayfield, Wisconsin. |
Wisconsin, Bayfield 1867 ca. |
699 | |
U.S. Geological Survey electrical type water level gauge. |
Great Lakes 1960 ca. |