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Iron-Ore Resources of the United States: Including Alaska and Puerto Rico, 1955

Description: From introduction: The purpose of this report is to summarize available information concerning iron-ore resources in the United States in order to provide a general background for understanding and appraising the present status of this basic commodity.
Date: 1959
Creator: Carr, Martha S. & Dutton, Carl E.
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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. H… more
Date: 1957
Creator: Roberts, Ralph Jackson & Irving, Earl M.
open access

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
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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
open access

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
open access

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
open access

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
open access

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
open access

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
open access

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
open access

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
open access

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
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