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![Measuring angles with theodolite at triangulation station on Alaska Coast theb4079.jpg Measuring angles with theodolite at triangulation station on Alaska Coast](https://s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_theb4079.jpg)
Description
Measuring angles with theodolite at triangulation station on Alaska Coast.In: Putnam, G.R. 1908. Nautical Charts. J. Wiley and Sons, New York.
Collection
Historic Coast & Geodetic Survey
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