Big Ten Academic Alliance Geospatial Discovery Portal

Big Ten Academic Alliance Geoportal

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1. Twin Cities Historical Surface Waters Based on Original Public Land Survey Maps, 1848 - 1858

1848. Graves, Richard, Strong, Richard, Mattke, Ryan, Kne, Len, Shepard, Coleman, and Kernik, Melinda. These shapefiles of lakes, streams, wetlands, river bottoms, and the Mississippi River represent the hydrological landscape of Minneapolis and St. ...

2. A plat exhibiting the state of the surveys in the State of Florida, with references / D. McClelland, sc., Washington.

1848. Florida. Office of the Surveyor General. and McClelland, D. 1 map ; 57 x 64 cm This map is in the public domain. Please attribute access and use of this digitized map to the Stephen S. Clark Library, Univers...

3. Provisional geological map of part of the Chippeway sand district of Wisconsin with part of Iowa & of Minnesota Terratory [sic] : to illustrate the report of a geological reconnoissance made in 1847 / by David Dale Owen.

1848. Owen, David Dale, 1807-1860. Shows area north and west of Wisconsin River watershed and south and east of the Saint Louis River and the upper Mississippi River. From: Senate ex...

4. Mapa de los estados unidos de Méjico ségun lo organizado y definido por las varias actas del Congreso de dicha República y construido por las mejores autoridades.

1848. Disturnell, John, 1801-1877. Relief shown by hachures and spot heights. Area covered includes the southwestern part of the present United States. Prime meridian : Wahington. In...