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Water level recording instrument used by the U.S

Water level recording instrument used by the U.S Photo

Water level recording instrument used by the U.S

Water level recording instrument used by the U.S Photo

U Photo

Position check in office trailer.

Position check in office trailer. Photo

S/V Laidly underway.

S/V Laidly underway. Photo

S/V Laidly Photo

Packing up and getting ready to leave for shore stations .

Packing up and getting ready to leave for shore stations . Photo

Installing Del Norte navigation transponder on lighthouse.

Installing Del Norte navigation transponder on lighthouse. Photo

Real time plotter on S/V Laidly.

Real time plotter on S/V Laidly. Photo

Survey crew office trailers at Fairport Harbor Coast Guard Station.

Survey crew office trailers at Fairport Harbor Coast Guard Station. Photo

Range azimuth shore positioning station combining visual azimuth with...

Range azimuth shore positioning station combining visual azimuth with transit electronic distance from Del Norte unit. Photo

Conducting range azimuth operations with the S/V LAIDLY

Conducting range azimuth operations with the S/V LAIDLY Photo

Del Norte navigation system shore positioning station.

Del Norte navigation system shore positioning station. Photo

Diver preparing to check source of shoal spot in sounding record.

Diver preparing to check source of shoal spot in sounding record. Photo

Interior of S/V Laidly.

Interior of S/V Laidly. Photo

S/V Laidly in Fairport Harbor.

S/V Laidly in Fairport Harbor. Photo

S/V Laidly returning to Fairport Harbor.

S/V Laidly returning to Fairport Harbor. Photo

Double exposure of NOAA Ship FAIRWEATHER taken from same location at h...

Double exposure of NOAA Ship FAIRWEATHER taken from same location at high and low tide at the pier at Anchorage Photo

Installing tide gage staff.

Installing tide gage staff. Photo

Motorola Mini-Ranger set up with Wild T-2 Theodolite for use in offsho...

Motorola Mini-Ranger set up with Wild T-2 Theodolite for use in offshore range-azimuth hydrographic surveying. Photo

Interior of hydrographic survey launch off NOAA Ship FAIRWEATHER.

Interior of hydrographic survey launch off NOAA Ship FAIRWEATHER. Photo

Survey technician annotating echo-sounder record on FAIRWEATHER hydrog...

Survey technician annotating echo-sounder record on FAIRWEATHER hydrographic survey launch. Photo

Signal built at Gull Rock for triangulation observations at entrance t...

Signal built at Gull Rock for triangulation observations at entrance to Port Etches on the east side of Prince William Sound. Photo

Lt Photo

The view from the Zodiac back towards the tide gauge installation and...

The view from the Zodiac back towards the tide gauge installation and orange hydrographic signal in Upper Cook Inlet Photo

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