Hudson River engraving of The Crow's Nest and Storm King, from West Point.

John Barker coastal view of Darien, Georgia.

Coast Survey wrangler. Not your typical cowboy. Showing light at a western pack station.

Waiting for the train to take them home. Coast and Geodetic Survey geodetic field crew members rolling the dice at a train station somewhere in the western U.S.

Waiting for the train to take them home. Coast and Geodetic Survey geodetic field crew members rolling the dice at a train station somewhere in the western U.S.

Environmental Science Services Administration (ESSA) Flag. ESSA was a forerunner to NOAA and existed from 1965 to 1970.

Expanded view of ESSA emblem on Environmental Science Services Administration flag.

Interior of Shoran camp and EPI camp site showing electronics racks.

Shoran and EPI camp site.

Tide gauge and staff erected in the Aleutian Islands.

Route of 292nd Field Artillery Observation Battalion during WWII. The Battalion Survey Officer, Major Charles Chenworth, had been transferred from the Coast and Geodetic Survey. Most FAOB's had C&GS officers as Survey officers and at least one, the XVIth had Coast Surveyor Joseph Lushene as commanding officer.

Tidal benchmark set in 1961.

Elevation benchmark set in 1952.

Tidal bench mark on Long Island Sound.

Tidal bench mark at Edgartown.

Tidal bench mark at Edgartown.

Tidal bench mark at Edgartown.

Tidal bench mark at Quicks Hole.

Tidal bench mark on Long Island Sound.

Leveling operations during Edgartown tide gauge removal.

Leveling operations during Edgartown tide gauge removal.

Leveling operations during Edgartown tide gauge removal.

Bull's eye bubble used to keep rod level during leveling operations. During tide gauge removal operations at Quicks Hole.

Rodman holding rod steady during leveling operations in support of Quicks Hole tide gauge removal.

Level operations in support of Quicks Hole tide gauge removal.

Level operations in support of Quicks Hole tide gauge removal.

Level operations in support of Long Island Sound tide gauge.

Level operations in support of Long Island Sound tide gauge.

Level operations in support of Long Island Sound tide gauge.

Level operations in support of Long Island Sound tide gauge.

Level operations in support of Long Island Sound tide gauge.

Nashawena Island tide gauge operations

Nashawena Island tide gauge leveling operations.

Leveling operations on Loggerhead Key in support of tidal observations.

Lizard, sea fans, coral rock, and flowers observed during leveling operations on Loggerhead Key.

Leveling operations on Loggerhead Key in support of tidal observations.

Leveling operations on Loggerhead Key in support of tidal observations.

Leveling operations on Loggerhead Key in support of tidal observations.

Gulfport tide gauge operations following Hurricane Katrina.

Training in leveling operations at NOAA's Atlantic Marine Center in Norfolk.

Sidescan surveying operations.

Sidescan surveying operations.

Sidescan surveying operations.

Sidescan surveying operations.

Sidescan surveying operations. Deploying fish.

Sidescan surveying operations. Deploying fish.

Sidescan surveying operations. Deploying fish.

Sidescan surveying operations. Deploying fish.

Sidescan surveying operations. Deploying fish.

Sidescan surveying operations. Deploying fish.