Reconnaissance geologic map of Polly Lake quadrangle, Lake and Cook Counties, Minnesota, M-34
Description
Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Polly Lake quadrangle, scale 1:24,000.
Davidson, D.M., Jr. (1977). Reconnaissance geologic map of Polly Lake quadrangle, Lake and Cook Counties, Minnesota, M-34. Minnesota Geological Survey. https://reflections.mndigital.org/catalog/mgs:805 (map)