Lambert, William H. The Gettysburg Address. When Written, How Received, Its True Form. Delivered before the Commandery of the State of Pennsylvania, Military Order of the Loyal Legion of the United States, February 14, 1906; and before the Historical Society of Pennsylvania, February 8, 1909. Reprinted from "The Pennsylvania Magazine of History and Biography. Published by J. B. Lippincott Company, Philadelphia., 1909-10-01, Item 1, Box: 11, Folder: 296. Dwight B. Waldo Lincoln Collection, RH-A-3651. Western Michigan University Archives & Regional History Collections. https://aspace.library.wmich.edu/repositories/3/archival_objects/31743 Accessed May 15, 2024.