MIT Libraries logo

Search Constraints

Start Over
You searched for: Author Bloomgren, Bruce A. Remove constraint Author: Bloomgren, Bruce A. Collection Minnesota Geological Survey Remove constraint Collection: Minnesota Geological Survey Year 1989 Remove constraint Year: 1989
1 - 4 of 4
Number of results to display per page

Search Results

1. Geologic atlas of Hennepin County, Minnesota, C-4, Plate 1, Data Base

1989. Balaban, N.H., Bloomgren, Bruce A., Tipping, Robert G., and Wahl, Timothy E. Map showing locations of water wells, soil borings, outcrops and cuttings samples collected during water well drilling. Distribution and sources o...

2. Geologic atlas of Hennepin County, Minnesota, C-4, Plate 2, Bedrock Geology

1989. Balaban, N.H., Olsen, Bruce M., and Bloomgren, Bruce A. Map showing interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) with cross section diagrams...

3. Geologic atlas of Hennepin County, Minnesota, C-4, Plate 4, Depth to Bedrock

1989. Balaban, N.H., Bloomgren, Bruce A., Cleland, Jane M., and Olsen, Bruce M. Map showing the thickness of unconsolidated materials over the bedrock surface (depth to bedrock) and the elevation of the bedrock surface (bedrock...

4. Geologic atlas of Hennepin County, Minnesota, C-4, Plate 8, Well Construction

1989. Balaban, N.H., Olsen, Bruce M., and Bloomgren, Bruce A. Map showing requirements of well construction practices and regulations as they relate to geology and location of a well on the land surface and su...