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Title: New Buffalo and the marshes of Lake Pottowottomee at the mouth of the Galien River, Michigan shewing the facilities for constructing a harbor of refuge; from survey made in September 1857 by assistant John R. Mayer, under the direction of Brevet Lieut. Col. J.D. Graham Major, U.S.Top. Engineers. Superintending Engineer of Lake Harbor Works.

Contributors:

Dates

  • Issued: 1857
  • Coverage: 1857
  • Coverage: 1857 to 1857

Summary

The soundings are in feet & tenths of a foot. "The figures on land express the elevations above the lake surface in feet and decimals. The horizontal curves or contour lines are drawn at intervals of 3 feet of perpendicular elevation." "Accompanying Lt. Colonel J.D. Graham's annual report (no. 200) to Chief Top. Engineer, dated Chicago, September 30th 1857." "Map G. No. 54." 1 map; 65 x 101 cm

Subjects

  • Harbors
  • Clark Library Map Collections
  • sprint-mar2020
  • 2022-creator-sprint
  • FixedBBoxes
  • bboxSprintJune2023
  • Michigan--Galien River
  • Michigan
  • Maps

Geospatial coordinates

  • Bounding Box: BBOX (-86.769876,-86.73321,41.809129,41.792032)

Provider

University of Michigan

Rights

  • Access rights: Public
  • This map is in the public domain.

Citation

Graham, J. D. (James Duncan), 1799-1865, Mayer, J. R. (John R.), United States. Army. Corps of Topographical Engineers. New Buffalo and the marshes of Lake Pottowottomee at the mouth of the Galien River, Michigan shewing the facilities for constructing a harbor of refuge; from survey made in September 1857 by assistant John R. Mayer, under the direction of Brevet Lieut. Col. J.D. Graham Major, U.S.Top. Engineers. Superintending Engineer of Lake Harbor Works.. Thematic maps. https://quod.lib.umich.edu/c/clark1ic/x-001293829/39015091900848

Format

JPEG

Languages

  • eng