Gettysburg. Lincoln's Address and Our Educational Institutions. Published by The Board of Education of the General Synod of the Evangelical Lutheran church in the United States, Pennsylvania, 1905-03-21, Item 1, Box: 9, Folder: 242. Dwight B. Waldo Lincoln Collection, RH-A-3651. Western Michigan University Archives & Regional History Collections. https://aspace.library.wmich.edu/repositories/3/archival_objects/31635 Accessed April 28, 2024.