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Summary
| Description |
English: The extent of Rock Elm crater as mapped by William S. Cordua, Department of Plant and Earth Science, University of Wisconsin-River Falls, in Figure 2 of publication The Rock Elm Disturbance, Pierce County, Wisconsin in FIELD TRIP GUIDEBOOK FOR THE UPPER MISSISSIPPI VALLEY, MINNESOTA, IOWA, AND WISCONSIN. Edited by N.H. Balaban. Prepared for the 21st Annual Meeting of the Geological Society of America, North-Central Section, St. Paul, Minnesota, 1987. Air photo N10NAPPW05490016, dated 7 May 1992, downloaded from USGS using EarthExplorer. Outer yellow line is approximate crater rim, and inner line is central uplift. |
| Date | |
| Source | Own work |
| Author | Jstuby |
Licensing
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 01:33, 9 December 2021 | | 2,800 × 2,900 (1.87 MB) | Jstuby | Uploaded own work with UploadWizard |
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