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Geologic map and sections of the Rincon Valley quadrangle, Pima County, Arizona
Rincon Valley quadrangle, Pima County, Arizona
1 map : color ; 58 x 49 cm., on sheet 93 x 136 cm., folded in envelope 30 x 24 cm.
by Harald Drewes ; Department of the Interior, United States Geological Survey.
Relief shown by contours and spot heights.
Includes text, location map, and 4 col. cross-sections.
"Geology by Harald Drewes, 1969-70 and 1972-74; assisted by A.J. Toevs, 1969-70, and Gregory Lee, 1972."
Miscellaneouis investigations series (Geological Survey (U.S.)) ; map I-997