Scope and Contents The majority of Erdman’s photographs are images he took while on campus as an instructor. Many of the images bear the name “Kodak Shop Photo.” The Action Shots folder contains images Erdman took of activities during his time at Michigan Agricultural College (now Michigan State University). Some examples of campus action shots are the field testing of vehicles, servicemen, and portable barracks. Other notable photos include an early tank, caterpillar vehicles, trucks carrying portable...