"The Library houses forty-five million pages of historical documents which include the papers from the entire public career of Lyndon Baines Johnson and also from those of close associates. These papers and the vast administrative files from the presidency are used primarily by scholars."
"The Hayes Presidential Center, Inc. operates and manages the Rutherford B. Hayes Presidential Center. A non-profit entity, it receives the majority of its funding through the Rutherford B. HayesñLucy Webb Hayes Foundation. The State of Ohio also provides an annual appropriation administered through the Ohio Historical Society."
"The Stark County Historical Society is dedicated to collecting and preserving the significant materials and records related to the history of Stark County and the presidential history of William McKinley. Through the Wm. McKinley Presidential Library & Museum, the Society serves as an educational center of history and science and offers interpretive exhibitions and educational programs for the local community and its expanding global audience."