Books by James Alfred Calkins
Business buyer's handbook
Geology and mineral resources
Geology and mineral resources of the Chitral-Partsan area, Hindu Kush Range, northern Pakistan
Interactive computer methods f
Interactive computer methods for generating mineral-resource maps
Geology of the southern Himala
Geology of the southern Himalaya in Hazara, Pakistan, and adjacent areas
CRIB--the mineral resources da
CRIB--the mineral resources data bank of the U.S. Geological Survey