1994. Chandler, Val W., Jirsa, Mark A., and Runkel, Anthony C. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of northwestern Minnesota, scale 1:250,... Minnesota Geological Survey.
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1999. Chandler, Val W., Jirsa, Mark A., and Runkel, Anthony C. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of northwestern Minnesota, scale 1:200,... Minnesota Geological Survey.
1990. Boerboom, Terrence J. and Jirsa, Mark A. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments), north-central Minnesota, scale 1:250,000. Minnesota Geological Survey.
404. Bedrock geologic map of the Aitkin 30 x 60 minute quadrangle, east-central Minnesota, M-99, Plate 1
1999. Boerboom, Terrence J., Severson, Mark J., and Southwick, David L. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) Aitkin quadrangle, scale 1:100,000. Minnesota Geological Survey.
405. Bedrock geologic map of the Aitkin 30 x 60 minute quadrangle, east-central Minnesota, M-99, Plate 2
1999. Boerboom, Terrence J., Severson, Mark J., and Southwick, David L. Data base, Aitkin quadrangle showing drill holes, outcrops and other data used to make interpretations of bedrock geology for map M-99, scale 1:100... Minnesota Geological Survey.
1999. Miller, James D., Jr. and Severson, Mark J. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Allen quadrangle, scale 1:24,000. Minnesota Geological Survey.
1994. Boerboom, Terrence J., Jerde, E.A., and Miller, James D., Jr. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of Cabin Lake and Cramer quadrangles, s... Minnesota Geological Survey.
1999. Chandler, Val W. and Miller, James D., Jr. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of part of the Duluth Complex, scale 1:... Minnesota Geological Survey.
2001. Boerboom, Terrence J., Jirsa, Mark A., and Peterson, Dean M. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Eagles Nest quadrangle, scale 1:... Minnesota Geological Survey.
1998. Jirsa, Mark A. Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of the Midway area, Virginia Horn, Mesa... Minnesota Geological Survey.