1978. Levinson, David M. and Chen, Wei. High-quality GIS land use maps for the Twin Cities Metropolitan Area for 1978 that were developed from paper maps (no GIS version existed previousl...
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1968. Levinson, David M. and Chen, Wei. High-quality GIS land use maps for the Twin Cities Metropolitan Area for 1968 that were developed from paper maps (no GIS version existed previousl...
1958. Chen, Wei and Levinson, David M. High-quality GIS land use maps for the Twin Cities Metropolitan Area for 1958 that were developed from paper maps (no GIS version existed previousl...
1914. 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.
1875. 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.
1866. 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.
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.