You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Place Canada Remove constraint Place: Canada Place Ontario Remove constraint Place: Ontario Place Thunder Bay Remove constraint Place: Thunder Bay Place canyon at northwest corner of Cavern Lake, 16 km north-northwest of Dorion Station Remove constraint Place: canyon at northwest corner of Cavern Lake, 16 km north-northwest of Dorion Station Topic Dichodontium Remove constraint Topic: Dichodontium Topic Dicranales Remove constraint Topic: Dicranales Type still image Remove constraint Type: still image