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1. Geologic map of the Embarrass quadrangle, St Louis County, Minnesota, M-6

1969. Griffin, William L. Map showing interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Embarrass quadrangle...

2. Geology of Isaac Lake quadrangle, St Louis County, Minnesota, SP-8, Plate 1

1969. Griffin, William L. and Morey, G.B. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Isaac Lake Quadrangle, St. Louis...