peoplepill id: robert-humphrey-forbes
RHF
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The works
Books
Sources:
Openlibrary
1919
The Penningtons
Authors:
1952
Crabbs̕ filibustering expedition into Sonora, 1857
Authors:
1958
The expanding Sahara
Authors:
1911
Irrigation in Arizona
Authors:
1917
Certain effects under irrigation of copper compounds upon crops
Authors:
Robert Humphrey Forbes