Alaska Surveyors Circa 1924
By National Land Imaging Program
1924 (approx.)
![Alaska Surveying](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/Alaska%20Surveyors%20Vintage.jpg?itok=GRh-FnkN)
Detailed Description
Alaska surveying crew circa 1924 using alidade and plane table; transportation by dogsled. USGS photo files.
Sources/Usage
Public Domain.