Digital Library Search
![Portion of hydrographic survey sheet showing Tongue Point, just to the east ofAstoria Oregon cgs05475.jpg Portion of hydrographic survey sheet showing Tongue Point, just to the east ofAstoria Oregon](/sites/default/files/styles/max_1300x1300/https/s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_cgs05475.jpg?itok=dWf1PL6g)
Description
Portion of hydrographic survey sheet showing Tongue Point, just to the east ofAstoria Oregon. The sheet shows configuration of shoreline, visual signals usedfor positioning survey vessels, soundings in fathoms graduated to 1/4 fathoms,colored contours, bottom characteristics, wreck symbols, and aids to navigation.
Location
Oregon, Columbia River, Tongue Point
Collection
Historic Coast & Geodetic Survey
Historic Maps
General
Keywords
Coast and Geodetic Survey
Archive Hydrographic Survey