NICKEL-COPPER DEPOSITS AT SNIPE BAY, AK
NICKEL-COPPER DEPOSITS AT SNIPE BAY, BARANOF ISLAND, ALASKA
WILDROSE CANYON AREA, CA; ANTI
Antimony deposits of the Wildrose Canyon area, Inyo County, California
BLACK RANGE, NM; TIN DEPOSITS
Tin deposits of the Black Range, Catron and Sierra Counties, New Mexico a preliminary report
MANGANESE DEPOSITS OF CEDAR CREEK, VA
MANGANESE DEPOSITS OF CEDAR CREEK VALLEY, FREDERICK AND SHENANDOAH COUNTIES, VIRGINIA
MUSCOVITE: SPRUCE PINE DISTRICT, NC
MUSCOVITE IN THE SPRUCE PINE DISTRICT, NORTH CAROLINA
THE NEW MADRID EARTHQUAKE
The New Madrid earthquake
GEOPHYSICAL ABSTRACTS 100, JAN
Geophysical abstracts, 100-103, January-December 1940. Geophysical abstracts 100, January-March 1940
GEOPHYSICAL ABSTRACTS 101, APR
Geophysical abstracts, 100-103, January-December 1940. Geophysical abstracts 101, April-June 1940
GEOPHYSICAL ABSTRACTS 100-3 Jan-Dec 1940
Geophysical abstracts, 100-103, January-December 1940. Geophysical abstracts 103, October-December 1940
GEOLOGY OF THE PORTAGE PASS AREA, AK
Geology of the Portage Pass area, Alaska
GEOLOGY CUARENTA MERCURY DURANGO, MEXICO
Geology of the Cuarenta mercury district, State of Durango, Mexico
MOLYBDENITE INVESTIGATIONS SE ALASKA, AK
Molybdenite investigations in southeastern Alaska
COPPER BULLION CLAIMS RUA COVE, AK
Copper bullion claims, Rua Cove, Knight Island, Alaska
PHOSPHATE DEPOSITS TETON BASIN AREA, ID
Phosphate deposits of the Teton Basin area, Idaho and Wyoming
BERYLLIUM TUNGSTEN IRON MOUNTAIN, NM
Beryllium and tungsten deposits of the Iron Mountain district, Sierra and Socorro Counties, New Mexico, with a section on the beryllium minerals