W
W. G. Harper
1898
8 works on record
Works
Soil survey of Columbia County, Oregon
Soil survey of Columbia County, Oregon
Soil survey of the Yuma Desert area, Arizona
Soil survey of the Yuma Desert area, Arizona
Soil survey of the Lovington area, New Mexico
Soil survey of the Lovington area, New Mexico
Soil survey of the Roswell area, New Mexico
Soil survey of the Roswell area, New Mexico
Soil survey of the Brighton area, Colorado
Soil survey of the Brighton area, Colorado
Soil survey of the Buckeye-Beardsley area, Arizona
Soil survey of the Buckeye-Beardsley area, Arizona
Soil survey, Yuma desert area, Arizona
Soil survey, Yuma desert area, Arizona
Soil survey of the Salt River Valley area, Arizona
Soil survey of the Salt River Valley area, Arizona