erovnuli-samecniero-biblioteka Search for 'au:"Grout, Frank F."'

Reconnaissance of the geology of the Rabbit Ears region, Routt, Grand, and Jackson counties, Colorado,

By Grout, Frank F..
[Denver, Col., The Smith-Brooks printing co., 1913 .
57 p. 24 cm..

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Preliminary report on the clays and shales of Minnesota,

By Grout, Frank F..
Minneapolis, The University of Minnesota, 1914 .
viii, 175 p. , At head of title: The University of Minnesota. | In cooperation with the United States geological survey. 23 cm..

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The geology and magnetite deposits of northern St. Louis County, Minnesota /

By Grout, Frank F..
Minneapolis : University of Minnesota, 1926 .
x, 220 p., 12 leaves of plates : 23 cm..

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Mineral resources of Minnesota;

By Emmons, William H..
Minneapolis, The University of Minnesota press, 1943 .
viii, 149 p. , At head of title: University of Minnesota. Minnesota Geological survey. William H. Emmons, director. | "A list of the minerals of Minnesota": p. 141-143. 24 cm..

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