This is a digital copy of page 14 of James Thornton's 1925 Wyoming Trip geological field book. Pages 13–15 and 49 were selected for the timeline because it is thought that they provide detailed sketches of the Permian (Lyons, Satanka) and Triassic…
This is a digital copy of page 13 of James Thornton's 1925 Wyoming Trip geological field book. Pages 13–15 and 49 were selected for the timeline because it is thought that they provide detailed sketches of the Permian (Lyons, Satanka) and Triassic…
Columnar Section on page 12 of James Thornton's geological field book documenting his 1925 trip to Wyoming. This page was selected as a primary visual for the Western History Center's digital geological timeline as traced in Thornton's book. It may…
This is a digital copy the Geological Field book with journal entries and illustrations made by James Thornton on his 1925 trip to Wyoming. Thornton lived in Wellsville, New York. Thornton may have taught at or been involved with learning at Columbia…
Land survey by James Averell as printed by Bristol & Knabe Printing Company out of Cheyenne, Wyoming in 1888. Text written on the document reads, "Surveyed by me February 17th, 1888, James Averell."