Follow @allrefer Pinterest

AllRefer.com > Pictures & Images

Pictures & Images (62387)

Categories

Pictures & Images

Category

License

Orientation

Size

Configuration of speeder used in leveling operations along railroad.

Configuration of speeder used in leveling operations along railroad. Photo

Leveling a Nation

Leveling a Nation Photo

Tending a tide gage.

Tending a tide gage. Photo

On the working grounds, a survey launch is dwarfed by the volcanic sho...

On the working grounds, a survey launch is dwarfed by the volcanic shores of the Aleutian Islands. Photo

Fishing at Dutch Harbor during an inport.

Fishing at Dutch Harbor during an inport. Photo

Woodcut of tidal bore on the Seine River at Caudebec

Woodcut of tidal bore on the Seine River at Caudebec Photo

Shoal sand ridges on Georges Bank causing surface disturbance

Shoal sand ridges on Georges Bank causing surface disturbance Photo

Current observation from deck of U.S.S

Current observation from deck of U.S.S Photo

Side view of tide-prediction machine No

Side view of tide-prediction machine No Photo

View of back side of tide-prediction machine No

View of back side of tide-prediction machine No Photo

Coast Survey employee Susan Tully using new automated tabulating machi...

Coast Survey employee Susan Tully using new automated tabulating machine for recording tides predicted on Tide Prediction Machine No Photo

Changing constituent elements for computing tides for a different loca...

Changing constituent elements for computing tides for a different location on USC&GS tide prediction machine No Photo

The USC&GS tide prediction machine No

The USC&GS tide prediction machine No Photo

Woman professional operating the USC&GS tide prediction machine during...

Woman professional operating the USC&GS tide prediction machine during World War II. Photo

Tide indicator display indicating rising water level.

Tide indicator display indicating rising water level. Photo

Preparing a Roberts Radio Current Meter buoy for deployment off the US...

Preparing a Roberts Radio Current Meter buoy for deployment off the USC&GS Ship EXPLORER. Photo

Graphical record of tidal currents at the entrance to San Francisco Ba...

Graphical record of tidal currents at the entrance to San Francisco Bay. Photo

Observer monitoring deployed Price Current meter.

Observer monitoring deployed Price Current meter. Photo

Pole, line, and pelorus for observing direction and rate of current af...

Pole, line, and pelorus for observing direction and rate of current after deploying from anchored launch. Photo

Deploying Pillsbury current meter from USC&GS Steamer BLAKE for Gulf S...

Deploying Pillsbury current meter from USC&GS Steamer BLAKE for Gulf Stream studies. Photo

Deployed marker buoy.

Deployed marker buoy. Photo

Placing marker buoys in water, purpose not noted on photograph.

Placing marker buoys in water, purpose not noted on photograph. Photo

Illustration detailing the difference between old hand-scaling of mari...

Illustration detailing the difference between old hand-scaling of marigrams vs Photo

USC&GS ensign using marigram tide tabulating machine.

USC&GS ensign using marigram tide tabulating machine. Photo

Approaching Texas Tower -2 on Georges Shoal to pick up personnel durin...

Approaching Texas Tower -2 on Georges Shoal to pick up personnel during survey operations. Photo

Random Categories