. Bulletin of the Geological Society of America. Geology. NON-MARINE PROGRESSIVE OVERLAP 635 Pennsylvania the overlap was not very great at this time. The next higher division, the Sharon (Sewell), extended into western Ohio and northwestern Pennsylvania, while the higher beds, the post-Sharon, ex- tended still farther. The following diagrams, copied from David White's papers, show these relationships:. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly r

---

. Bulletin of the Geological Society of America. Geology. NON-MARINE PROGRESSIVE OVERLAP 635 Pennsylvania the overlap was not very great at this time. The next higher division, the Sharon (Sewell), extended into western Ohio and northwestern Pennsylvania, while the higher beds, the post-Sharon, ex- tended still farther. The following diagrams, copied from David White's papers, show these relationships:. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Geological Society of America. [New York : The Society]

---

Size: 2561px × 976px
Photo credit: © Book Worm / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1800, bookdecade1890, booksubjectgeology, bookyear1890