1858. Iowa Geological Survey. 4 inches = 1 mile Material in the public domain. No restrictions on use. Office of the State Archaeologist. University of Iowa University of Iowa. ... L.H. Bradford & Co.
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1858. Part of a set of digitized microfilm of manuscript maps of Iowa townships. Individual maps in the set may include: Native American villages and fie... United States Surveyor General.
1858. Part of a set of digitized microfilm of manuscript maps of Iowa townships. Individual maps in the set may include: Native American villages and fie... United States Surveyor General.
1858. Part of a set of digitized microfilm of manuscript maps of Iowa townships. Individual maps in the set may include: Native American villages and fie... United States Surveyor General.
1858. Part of a set of digitized microfilm of manuscript maps of Iowa townships. Individual maps in the set may include: Native American villages and fie... United States Surveyor General.
1858. Part of a set of digitized microfilm of manuscript maps of Iowa townships. Individual maps in the set may include: Native American villages and fie... United States Surveyor General.
1858. Part of a set of digitized microfilm of manuscript maps of Iowa townships. Individual maps in the set may include: Native American villages and fie... United States Surveyor General.
1858. Part of a set of digitized microfilm of manuscript maps of Iowa townships. Individual maps in the set may include: Native American villages and fie... United States Surveyor General.
1858. Part of a set of digitized microfilm of manuscript maps of Iowa townships. Individual maps in the set may include: Native American villages and fie... United States Surveyor General.
1858. Part of a set of digitized microfilm of manuscript maps of Iowa townships. Individual maps in the set may include: Native American villages and fie... United States Surveyor General.