You searched for: photos Remove constraint photos Institution University of Michigan. Bentley Historical Library Remove constraint Institution: University of Michigan. Bentley Historical Library Language UND Remove constraint Language: UND Topic Natural Science Building (University of Michigan); University of Michigan--Building--1911-1920; Construction--Michigan--Ann Arbor; Construction workers--Michigan--Ann Arbor; Universities & colleges--Michigan--Ann Arbor Remove constraint Topic: Natural Science Building (University of Michigan); University of Michigan--Building--1911-1920; Construction--Michigan--Ann Arbor; Construction workers--Michigan--Ann Arbor; Universities & colleges--Michigan--Ann Arbor Type still image Remove constraint Type: still image