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- |tree2=Winslow Till Member ...tocene Stratigraphy of Illinois: Illinois State Geological Survey Bulletin 94, 204 p.3 KB (414 words) - 22:03, 12 January 2017
- The Glasford Formation has previously been called Illinoian till or Illinoian drift and is described in many reports, of which the following 94-tb_6-i.jpg|{{file:94-tb_6-i.jpg}}11 KB (1,564 words) - 22:23, 3 January 2017
- ...tocene Stratigraphy of Illinois: Illinois State Geological Survey Bulletin 94, 204 p. The Glasford Formation has previously been called Illinoian till or Illinoian drift and is described in many reports, of which the following11 KB (1,623 words) - 21:14, 12 January 2017