File:Penn carbondale 4-13.jpg
Figure 4-13. Graphic log of the upper part of the Kentucky Geological Survey’s Gil-15 core, principal reference section for the Dekoven and Davis Coal Members. Location is in Carter section 5-M-18, Union County, Kentucky. © University of Illinois Board of Trustees.
Click on a date/time to view the file as it appeared at that time.
|current||21:07, 26 January 2021||1,059 × 3,660 (466 KB)||IlLex|
- You cannot overwrite this file.