Four Centuries of Geological Travel: The Search for Knowledge on Foot, Bicycle, Sledge and Camel

摘要

(As if to highlight this last criticism, a few key figures are the subject of more than one chapter - Lyell, Darwin and Murchison, in particular.) Some authors have the annoying habit of speculating on the thoughts and motivations of their subjects without recourse to historical evidence to support their claims, while others unhelpfully insist on considering historical ideas in the light of current scientific understandings.