You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place R4W, T8S, section 18. N. side of tracks. About 30 km SW of Hillsdale. Remove constraint Place: R4W, T8S, section 18. N. side of tracks. About 30 km SW of Hillsdale. Topic Chaenorhinum Remove constraint Topic: Chaenorhinum