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Title: Ancient shorelines of southwestern Lake Michigan

Contributors:

Dates

  • Coverage: 2000
  • Coverage: 2000 to 2000

Publishers

  • Indiana University, Indiana Geological Survey

Summary

Includes ill., text, graphs showing Lake-level fluctuations over the past 4,700 years and a timeline showing historical events since 1166 B.C. tied to specific beach ridges.; Poster 2.1.; The map below was created by tracing beach ridges from a series of aerial photographs of northern Lake and Porter Counties taken in 1938. Scale approximately 1:59,000.

Subjects

  • Beaches
  • Indiana Historic Maps
  • 2022-creator-sprint
  • Indiana--Porter County
  • Indiana--Lake County
  • Lake Michigan
  • Indiana
  • Maps

Geospatial coordinates

  • Bounding Box: BBOX (-87.5101,-87.21,41.7501,41.1501)

Provider

Indiana University

Rights

  • Access rights: Public

Citation

Thompson, Todd A.(Todd Alan), 1959-cartographer. Ancient shorelines of southwestern Lake Michigan. Indiana University, Indiana Geological Survey. Thematic maps. http://purl.dlib.indiana.edu/iudl/images/VAC3073/VAC3073-M-00193

Format

JPEG

Languages

  • eng