File Rock Harbor In: School for Environment and Sustainability (University of Michigan) records, 1903 - 2012 » Visual Materials » Glass Slides of Michigan » Upper Peninsula » Isle Royale
File Lighthouse Box 50A In: School for Environment and Sustainability (University of Michigan) records, 1903 - 2012 » Visual Materials » Glass Slides of Michigan » Upper Peninsula » Isle Royale » Rock Harbor
File Small Island near 4 slides Box 50A In: School for Environment and Sustainability (University of Michigan) records, 1903 - 2012 » Visual Materials » Glass Slides of Michigan » Upper Peninsula » Isle Royale » Rock Harbor
File Steamer landing Box 50A In: School for Environment and Sustainability (University of Michigan) records, 1903 - 2012 » Visual Materials » Glass Slides of Michigan » Upper Peninsula » Isle Royale » Rock Harbor
File Trail Construction on Greenstone Ridge Box 50A In: School for Environment and Sustainability (University of Michigan) records, 1903 - 2012 » Visual Materials » Glass Slides of Michigan » Upper Peninsula » Isle Royale » Rock Harbor
File Sargent Lake Box 50A In: School for Environment and Sustainability (University of Michigan) records, 1903 - 2012 » Visual Materials » Glass Slides of Michigan » Upper Peninsula » Isle Royale
File Siskowit Bay In: School for Environment and Sustainability (University of Michigan) records, 1903 - 2012 » Visual Materials » Glass Slides of Michigan » Upper Peninsula » Isle Royale
File Greenstone Ridge Trail Box 50A In: School for Environment and Sustainability (University of Michigan) records, 1903 - 2012 » Visual Materials » Glass Slides of Michigan » Upper Peninsula » Isle Royale » Siskowit Bay
File Small Island in Box 50A In: School for Environment and Sustainability (University of Michigan) records, 1903 - 2012 » Visual Materials » Glass Slides of Michigan » Upper Peninsula » Isle Royale » Siskowit Bay
File Trees and Lumber 3 slides Box 50A In: School for Environment and Sustainability (University of Michigan) records, 1903 - 2012 » Visual Materials » Glass Slides of Michigan » Upper Peninsula » Isle Royale » Siskowit Bay