Jirsa, M.A., and Morey, G.B., eds., 2003, Contributions to the geology of the Virginia horn area,
St. Louis County, Minnesota: Minnesota Geological Survey Report of Investigations 53, 135 p.
Companion to M-85 and M-86.
Jirsa, M.A.; Morey, G.B..
RI-53 Contributions to the geology of the Virginia Horn area, St. Louis county, Minnesota.
Minnesota Geological Survey.
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