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 Country: Canada
 Country: Puerto Rico
 Collection: Technical Report Archive and Image Library
United States Earthquakes, 1935
Report discussing earthquake activity in the United States during 1935. The report is broken down by regions and has sections for specific earthquakes. digital.library.unt.edu/ark:/67531/metadc40328/
United States Earthquakes, 1943
Report discussing earthquake activity in the United States during 1943. The report is broken down by regions and has sections for specific earthquakes. digital.library.unt.edu/ark:/67531/metadc40336/
United States Earthquakes, 1944
Report discussing earthquake activity in the United States during 1944. The report is broken down by regions and has sections for specific earthquakes. digital.library.unt.edu/ark:/67531/metadc40337/