1970. Green, John C., 1932-. Summary of top-direction (identification of the tops of volcanic lava flows, characteristics that can be used for the identification of lava flow t... Minnesota Geological Survey.
Search Results
1919. Broderick, T.M. and Grout, Frank F. (Frank Fitch), 1880-1958. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Eastern Mesabi District, Minneso... Minnesota Geological Survey.
1971. Bounding Box (W,S,E,N): -93.9791,44.4981,-92.8021,45.361 Ecological Study for the Twin Cities Metropolitan Area.
Bounding Box (W,S,E,N): -93.9791,44.4981,-92.8021,45.361 Ecological Study for the Twin Cities Metropolitan Area.
1968. Map of Major River - Water Quantity prepared for the Metropolitan Council as a part of An Ecological Study for the Twin-Cities Metropolitan Area. S... Wallace, McHarg, Roberts and Todd.
676. Major Rivers - Water Quality - Biological: Ecological Study for the Twin-Cities Metropolitan Area
1968. Map of Major Rivers - Water Quality - Biological prepared for the Metropolitan Council as a part of An Ecological Study for the Twin-Cities Metropo... Wallace, McHarg, Roberts and Todd.
677. Major Rivers - Water Quality - Chemical: Ecological Study for the Twin-Cities Metropolitan Area
1968. Map of Major Rivers - Water Quality - Chemical prepared for the Metropolitan Council as a part of An Ecological Study for the Twin-Cities Metropoli... Wallace, McHarg, Roberts and Todd.
1986. Kanivetsky, Roman. Distribution of major element chemistry in Cretaceous age aquifer rocks, scale 1:1,000,000; Quaternary age glacial and stream sediments, scale 1:2... Minnesota Geological Survey.
1986. Kanivetsky, Roman. Distribution of major element chemistry in the Cedar Valley-Maquoketa-Dubuque-Galena aquifer; Franconia-Ironton-Galesville aquifer; St. Peter aquif... Minnesota Geological Survey.
1912. Geo. A. Ogle & Company. Page 37: Standard atlas of Otter Tail County, Minnesota, 1912.