History of the Minnesota geological survey
By: by G.M. Schwartz ; with a chapter on the present period by P.K. Sims
Series: Minnesota Geological Survey. Special publication series -- SP-1; Special publication series (Minnesota Geological Survey) -- SP-1.
Publisher: University of Minnesota
Published: 1964
Place of publication: Minneapolis
Language: eng
Number of pages: 39
Subjects: History; Minnesota Geological Survey