1. C-18 Geologic atlas of Todd County, Minnesota [Part A] Datasets University Of Minnesota Public content 2007. Setterholm, D.R and Minnesota Geological Survey. Six plates. Scales 1:100,000 and 1:200,000. Pl. 1, data-base map; pl. 2, bedrock geology; pl. 3, surficial geology; pl. 4, Quaternary stratigraphy;...