div class=ts-pagebuttonPage 1button div class=ts-image amp-img class=ts-thumb alt=Page 1: Center for Science and Mathematics EducationHands-On Geology for Navajo Nation Teachers Russell Frank Dubiel US Geological Survey MS 939 Denver Federal Center Box 25046 Denver src=https:reader036vdocumentsmxreader036viewer202207130260a645936f66e435ee11829dhtml5thumbnails1jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 2button div class=ts-image amp-img class=ts-thumb alt=Page 2: Center for Science and Mathematics EducationHands-On Geology for Navajo Nation Teachers Russell Frank Dubiel US Geological Survey MS 939 Denver Federal Center Box 25046 Denver src=https:reader036vdocumentsmxreader036viewer202207130260a645936f66e435ee11829dhtml5thumbnails2jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 3button div class=ts-image amp-img class=ts-thumb alt=Page 3: Center for Science and Mathematics EducationHands-On Geology for Navajo Nation Teachers Russell Frank Dubiel US Geological Survey MS 939 Denver Federal Center Box 25046 Denver src=https:reader036vdocumentsmxreader036viewer202207130260a645936f66e435ee11829dhtml5thumbnails3jpg width=142 height=106 layout=responsive amp-img divdivdiv class=ts-pagebuttonPage 4button div class=ts-image amp-img class=ts-thumb alt=Page 4: Center for Science and Mathematics EducationHands-On Geology for Navajo Nation Teachers Russell Frank Dubiel US Geological Survey MS 939 Denver Federal Center Box 25046 Denver src=https:reader036vdocumentsmxreader036viewer202207130260a645936f66e435ee11829dhtml5thumbnails4jpg width=142 height=106 layout=responsive amp-img divdiv