The Weald of Kent: Darwin hesitated to Ussher in a better date.
Pennsylvania State University, PA, USA. kenweiss@psu.edu
Kenneth M
KM
Weiss
D005075:Biological Evolution; D001690:Biological Science Disciplines; D004739:England; D019015:Geologic Sediments; D049669:History, 16th Century; D049670:History, 17th Century; D049671:History, 18th Century; D049672:History, 19th Century; D006801:Humans; D012106:Research