UNT Libraries Government Documents Department - 11 Matching Results

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Mineral Deposits of Central America

Description: From introduction: This report is based on investigations carried on by the Geological Survey (U. S. Department of the Interior) under the auspices of the Interdepartmental Committee on Scientific and Cultural Cooperation (U. S. Department of State) and the Foreign Economic Administration. The function of the last two agencies is presently carried on by the International Cooperation Administration. Roberts is responsible for the text of this report and for the compilation of the geologic map. He was in Central America from January to April 1942 under a program of scientific and technical cooperation with the American Republics sponsored by the Department of State, and mapped manganese deposits in Costa Rica and manganese and antimony deposits in Honduras.
Date: 1957
Creator: Roberts, Ralph Jackson & Irving, Earl M.

United States Earthquakes, 1950

Description: Report discussing earthquake activity in the United States during 1950. The report is broken down by regions and has sections for specific earthquakes.
Date: 1950

United States Earthquakes, 1951

Description: Report discussing earthquake activity in the United States during 1951. The report is broken down by regions and has sections for specific earthquakes.
Date: 1951

United States Earthquakes, 1952

Description: Report discussing earthquake activity in the United States during 1952. The report is broken down by regions and has sections for specific earthquakes.
Date: 1952

United States Earthquakes, 1953

Description: Report discussing earthquake activity in the United States during 1953. The report is broken down by regions and has sections for specific earthquakes.
Date: 1953

United States Earthquakes, 1954

Description: Report discussing earthquake activity in the United States during 1954. The report is broken down by regions and has sections for specific earthquakes.
Date: 1954

United States Earthquakes, 1955

Description: Report discussing earthquake activity in the United States during 1955. The report is broken down by regions and has sections for specific earthquakes.
Date: 1955

United States Earthquakes, 1956

Description: Report discussing earthquake activity in the United States during 1956. The report is broken down by regions and has sections for specific earthquakes.
Date: 1956

United States Earthquakes, 1957

Description: Report discussing earthquake activity in the United States during 1957. The report is broken down by regions and has sections for specific earthquakes.
Date: 1957

United States Earthquakes, 1958

Description: Report discussing earthquake activity in the United States during 1958. The report is broken down by regions and has sections for specific earthquakes.
Date: 1958

United States Earthquakes, 1959

Description: Report discussing earthquake activity in the United States during 1959. The report is broken down by regions and has sections for specific earthquakes.
Date: 1959