Twin Cities Research Center
Subtitle: Twin Cities, Minnesota
Contributors: United States. Bureau of Mines
Publisher: Bureau of Mines, U.S. Dept. of the Interior
Published: 1985
Place of publication: [Washington, D.C.?]
Language: eng
Number of pages: 22
Subjects: Twin Cities Research Center (United States. Bureau of Mines); Mineralogy -- United States; Mining engineering -- United States
Notes: Cover title

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