pl23_theb1637.jpg
![Heliotrope setup at camp of lightkeeper theb1637.jpg Heliotrope setup at camp of lightkeeper](https://s3.amazonaws.com/s3-east-testmedia-noaa.woc.noaa.gov/dam/Photos/legacy/pl23_theb1637.jpg)
Description
Heliotrope setup at camp of lightkeeper.Triangulation party of William M. Scaife
Credit
Family of Captain William M. Scaife, C&GS;
Display Date
1922
Location
Montana-Idaho
Collection
Historic Coast & Geodetic Survey
Geodesy
Triangulation
Heliotropes & Signal Lamps
Keywords
Geodesy
Triangulation
Lights
Helio