pl23_theb1557.jpg
![Station Yolo SE Base theb1557.jpg Station Yolo SE Base](https://s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_theb1557.jpg)
Description
Station Yolo SE Base.Triangulation party of Frank G. Johnson
Credit
C&GS; Season's Report Johnson 1939
Display Date
1939
Location
Sacramento Valley, California
Collection
Historic Coast & Geodetic Survey
Geodesy
Survey Marks
Keywords
Geodesy
Marks