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21. Geologic atlas of Olmsted County, Minnesota, C-3, Plate 6, Pollution Sensitivity

1988. Balaban, N.H., Olsen, Bruce M., and Hobbs, Howard C. Map showing the susceptibility of the ground water system (bedrock and unconsolidated sediment aquifers) to contamination, scale 1:100,000, Olmsted...

22. Geologic atlas of Rice County, Minnesota, C-9, Part A, Plate 1, Data Base

1995. Hobbs, Howard C., Balaban, N.H., Wahl, Timothy E., Bauer, Emily J., and Tipping, Robert G. Map showing locations of water wells, soil borings, outcrops and cuttings samples collected during water well drilling. Distribution and sources o...

23. Geologic atlas of Rice County, Minnesota, C-9, Part A, Plate 2, Bedrock Geology

1995. Hobbs, Howard C., Balaban, N.H., Wahl, Timothy E., and Mossler, John H. Map showing interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) with cross section diagrams...

24. Geologic atlas of Rice County, Minnesota, C-9, Part A, Plate 3, Surficial Geology

1995. Hobbs, Howard C., Balaban, N.H., Wahl, Timothy E., and Patterson, Carrie J. Map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution and type of materials...

25. Geologic atlas of Rice County, Minnesota, C-9, Part A, Plate 4, Quaternary Stratigraphy

1995. Hobbs, Howard C., Balaban, N.H., Wahl, Timothy E., Lusardi, Barbara A., and Patterson, Carrie J. Maps showing cross sections of Quaternary geologic units and thickness of the Quaternary glacial materials, scale 1:100,000, Rice County.

26. Geologic atlas of Rice County, Minnesota, C-9, Part A, Plate 5, Depth to Bedrock

1995. Hobbs, Howard C., Balaban, N.H., Wahl, Timothy E., and Mossler, John H. Map showing the thickness of unconsolidated materials over the bedrock surface (depth to bedrock) and the elevation of the bedrock surface (bedrock...

27. Geologic atlas of Rice County, Minnesota, C-9, Part A, Plate 6, Geologic Resources

1995. Hobbs, Howard C., Balaban, N.H., Wahl, Timothy E., and Mossler, John H. Maps showing locations and types of bedrock aggregate and sand and gravel resources, scale 1:100,000, Rice County.

28. Geologic atlas of Scott County, Minnesota, C-1, Plate 2, Surficial Geologic map

1982. Balaban, N.H., McSwiggen, P.L., Aronow, Saul, and Hobbs, Howard C. Map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution and type of materials...

29. Geologic atlas of Wabasha County, Minnesota, C-14, Part A, Plate 3, Surficial Geology

2001. Runkel, Anthony C. and Hobbs, Howard C. Map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution and type of materials...

30. Geologic atlas of Wabasha County, Minnesota, C-14, Part A, Plate 6, Geologic Endowment

2001. Runkel, Anthony C., Mossler, John H., and Hobbs, Howard C. Maps showing locations and types of bedrock aggregate and sand and gravel resources, scale 1:100,000, Wabasha County.

31. Geologic atlas of Winona County, Minnesota, C-2, Plate 3, Surficial Geology

1984. Balaban, N.H., Olsen, Bruce M., and Hobbs, Howard C. Map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution and type of materials...

32. Geologic map of Minnesota, Quaternary geology, S-1

1982. Hobbs, Howard C. and Goebel, Joseph E. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...

33. Quaternary geologic map of Sherburne County, Minnesota, M-77

1993. Meyer, Gary N. and Hobbs, Howard C. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...

34. Surficial geology of the Austin 30' x 60' quadrangle, southeastern Minnesota, M-156

2005. Hobbs, Howard C. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...

35. Surficial geology of the Brainerd quadrangle, Cass and Crow Wing Counties, Minnesota, M-112

2001. Hobbs, Howard C. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...

36. Surficial geology of the Castle Danger quadrangle, Lake County, Minnesota, M-144

2004. Hobbs, Howard C. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...

37. Surficial geology of the Faribault 30 x 60 minute quadrangle, south-central Minnesota, M-130

2002. Lusardi, Barbara A., Hobbs, Howard C., and Patterson, Carrie J. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...

38. Surficial geology of the French River and Lakewood quadrangles, St Louis County, Minnesota, M-127

2002. Hobbs, Howard C. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...

39. Surficial geology of the Gull Lake quadrangle, Cass and Crow Wing Counties, Minnesota, M-113

2001. Hobbs, Howard C. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...

40. Surficial geology of the Hastings 30 x 60 minute quadrangle, Minnesota, M-96

1999. Hobbs, Howard C. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an...