Holland Tunnel Test Site Construction | University of Illinois Archives
Photograph of construction on the site of the Holland Tunnel Ventilation Test Facility, near the present location of the Seitz Materials Research Lab. Shown here are the the fan and motor assemblies.
A.C. Willard, Head of the Mechanical Engineering Department, and later University President, consulted on the Holland Tunnel ventilation systems.
From RS 11/8/23, Box 1, Holland Tunnel Ventilation Test Facility and Equipment, 1921-22
Original photo is 9.75" x 6.75"