14 Sep
2015
14 Sep
'15
10:34 p.m.
Geology of Devils Tower National Monument, Wyoming, Charles S. Robinson 49966 [Subtitle: A Contribution to General Geology] [Link: http://www.gutenberg.org/4/9/9/6/49966 ] [Files: 49966-8.txt; 49966-0.txt; 49966-h.htm] Thanks to Stephen Hutcheson, Dave Morgan and the Online Distributed Proofreading Team at http://www.pgdp.net Regards, Al