The University of Michigan Library provides access to these materials for educational and research purposes. These materials may be under copyright. Where possible, we indicate more about our rationale for hosting these materials on the item pages. If you decide to use any of these materials, you are responsible for making your own legal assessment and securing any necessary permission. If you have questions about the collection, please contact Special Collections. If you have concerns about the inclusion of an item in this collection, please contact Library Information Technology.