Welch, Adonijah Strong, 1821-1889; Speeches; Presidents' papers; Iowa State University presidents; Animal psychology; Animal intelligence
Box 2, Folder 15: Welch discusses animal psychology, the evolution of psychology into branches, and reflects on whether animals can be educated and the idea that animal thoughts and feelings may be no different than a human's.
Exploration; Travel; Central America; Panama; Darien
Box 1: folder 8, Source Material Relating to Richard A. Tewkesbury’s trips to the Darien in 1939 and 1940. Contains Tewkesbury’s unpublished writings which consist of his diary and day by day notes of his second trip through the Darien from...