You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Canada Remove constraint Place: Canada Place Canyon at NW corner of Cavern L., 10 mi NNW of Dorion Station Remove constraint Place: Canyon at NW corner of Cavern L., 10 mi NNW of Dorion Station Place Thunder Bay Remove constraint Place: Thunder Bay Topic Amblystegiaceae Remove constraint Topic: Amblystegiaceae Type still image Remove constraint Type: still image