You searched for: Institution University of Michigan. Libraries Remove constraint Institution: University of Michigan. Libraries Language UND Remove constraint Language: UND Place Ravine ½ mi. inland from Sawyer's Bay, Sibley Peninsula Remove constraint Place: Ravine ½ mi. inland from Sawyer's Bay, Sibley Peninsula Place Thunder Bay Remove constraint Place: Thunder Bay Topic Drepanocladus Remove constraint Topic: Drepanocladus Topic Plantae Remove constraint Topic: Plantae