Description of the Collection Several class and club photographs from the Armour Institute of Technology, including founding charter and photographs for the Illinois Delta chapter of Pi Tau Sigma fraternity a honorary mechanical engineering from 1924 and a group photo of the “Nebraska Club” from 1907. Class photos, some group photos and some a college of individual portraints from Spring 1909, 1910, and unidentified. Also includes some photos of Armour Institute buildings, Main Building, Machinery Hall, Student...