div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: University of Illinois at Urbana–ChampaignlibraryisgsillinoiseduPubspdfscircularsc431pl1pdf · 2007 1 10 · Ebu Ro -heste n COAL- 3 Mount Ina Whittington —Vernon Rivide src=https:reader035vdocumentsusreader035viewer2022062509610044ea6622f439387ba2fchtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdiv