pl23_theb1756.jpg
Description
Rear rodman passing front rodman, recorder pulling.Passing the mallet so rear rodman can drive spike to steady rod.Level crew of W. H. Burger
Credit
NOAA, John Hayford Album
Display Date
1902
Location
Texas, Area near Pittsburg
Category
Historic Coast & Geodetic Survey
Geodesy
Determining the Elevations - Leveling a Continent
Keywords
Geodesy
Leveling
Getting There
Velocipede