Metallotectonic Evidence for Continental Drift

Examination of Uranium Deposits in Chihuahua and Durango, Mexico

Mineral Zoning in the Colquijirca and Cerro De Pasco Districts: Department of Pasco, Peru

Radon Emanometry of Starks Salt Dome, Calcasieu Parish, Louisiana

Reconnaissance for Uranium in West-central Peru

Metallotectonic Evidence for Continental Drift

Examination of Selected Areas in Peru

Petroleum Resources and Uranium Possibilities of the Pucallpa Region, Loreto Department, Peru

Reconnaissance for Uranium in Mato Grosso State, Brazil

Reconnaissance for Uranium in Northeast Coastal Brazil

Reconnaissance for Uranium in the Perus Area, Sao Paulo, Brazil

Examination of Some Mexican Uranium and Beryl Districts

Reconnaissance of the Peruvian Coast from Lima to Talara

Uranium Deposits of Mexico

Geology of the Cuzco-Anta-Urubamaba Area, Cuzco Department, Peru

Uranium Deposits of Mexico

Reconnaissance of the Iquitos Area, Loreto Department, Peru

Uranium in Peru