Geological Report of the Exploration of the Yellowstone and Missouri Rivers

Whilst the greatest effort has been made to ensure the quality of this text, due to the historical nature of this content, in some rare cases there may be minor issues with legibility. Nothing very definite was ascertained, however, respecting the geology of the country by this expedition, except to confirm the fact of the existence Of a cretaceous formation on the upper Missouri, indications Of w...