Eugenics Exhibit 2.8: Comparative Intelligence Chart
![Comparative Intelligence chart. Courtesy of Special Collections, Pickler Memorial Library, Truman State University.](../../hist-images/eugenics/chart_comparative_intel2.jpg)
photo credit: Courtesy of Special Collections, Pickler Memorial Library, Truman State University.
photo credit: Courtesy of Special Collections, Pickler Memorial Library, Truman State University.