Researchers may make free and open use of the Meriam Library’s digitized public domain materials without obtaining permission. However, some materials in our online collections may be protected by U.S. copyright law (Title 17, U.S.C.). Use or reproduction of materials protected by copyright beyond that allowed by fair use (Title 17, U.S.C. § 107) requires permission from the copyright owners. The use or reproduction of some materials may also be restricted by terms of the Meriam Library’s gift or purchase agreements. Responsibility for determining rights status and permissibility of any use or reproduction rests exclusively with the researcher. The Library asks to be credited as the materials source whenever possible.