Includes index."Geological bibliography of Grand Canyon region": p. 45-48.Mode of access: Internet
Published under the auspices of the United States Geological survey.Includes bibliographical referen...
p. 1-20, The Grand Canyon as an object lesson in geology, by N.H. Norton;--p. 93-156, Mineral coal, ...
I. U.S. Geographical Surveys West of the One Hundredth Meridian. Vol. VI - Botany. Chapter IV - Cata...
Illustrated t.-p."Bibliography of the Grand canyon region": p 339-341Mode of access: Internet
Appendix : p. [343] - 346."Bibliography of the Grand canyon region": p 339-341.Mode of access: Inter...
Includes bibliographical references (p.279-298) and index.Mode of access: Internet
Bibliography of the Grand canyon Cambrian formations: p. 164-168.Bibliographical footnotes.Mode of a...
Includes bibliographical references (pages 118-121) and index.Mode of access: Internet
"Bibliography of the Kaibab and Toroweap formations": p. 218-221.Mode of access: Internet
"List of maps and memoirs on the geology of North America": p. [122]-143.Mode of access: Internet
"Public review draft, March 1981."Includes bibliographical references (p. 48-49).Mode of access: Int...
Includes bibliographical references (pages 50-51) and index.The Great Plains: its parts -- Landforms...
Leaf of plates (map) in pocket.Includes bibliographical references (p. 57)Mode of access: Internet
"Partial bibliography of the geology of Niagara and the Great Lakes": p. 253-262.Mode of access: Int...
Includes bibliographical references (pages 131-133) and index.Mode of access: Internet
Published under the auspices of the United States Geological survey.Includes bibliographical referen...
p. 1-20, The Grand Canyon as an object lesson in geology, by N.H. Norton;--p. 93-156, Mineral coal, ...
I. U.S. Geographical Surveys West of the One Hundredth Meridian. Vol. VI - Botany. Chapter IV - Cata...
Illustrated t.-p."Bibliography of the Grand canyon region": p 339-341Mode of access: Internet
Appendix : p. [343] - 346."Bibliography of the Grand canyon region": p 339-341.Mode of access: Inter...
Includes bibliographical references (p.279-298) and index.Mode of access: Internet
Bibliography of the Grand canyon Cambrian formations: p. 164-168.Bibliographical footnotes.Mode of a...
Includes bibliographical references (pages 118-121) and index.Mode of access: Internet
"Bibliography of the Kaibab and Toroweap formations": p. 218-221.Mode of access: Internet
"List of maps and memoirs on the geology of North America": p. [122]-143.Mode of access: Internet
"Public review draft, March 1981."Includes bibliographical references (p. 48-49).Mode of access: Int...
Includes bibliographical references (pages 50-51) and index.The Great Plains: its parts -- Landforms...
Leaf of plates (map) in pocket.Includes bibliographical references (p. 57)Mode of access: Internet
"Partial bibliography of the geology of Niagara and the Great Lakes": p. 253-262.Mode of access: Int...
Includes bibliographical references (pages 131-133) and index.Mode of access: Internet
Published under the auspices of the United States Geological survey.Includes bibliographical referen...
p. 1-20, The Grand Canyon as an object lesson in geology, by N.H. Norton;--p. 93-156, Mineral coal, ...
I. U.S. Geographical Surveys West of the One Hundredth Meridian. Vol. VI - Botany. Chapter IV - Cata...