No author noted, "Why Not Murals for Grand Rapids' New Federal Building?" The Grand Rapids Press, April 25, 1908 .
Editors, the Detroit Museum of Art, Catalog of the Paintings and Drawings...of the Mural Decorations of Mr. Kenyon Cox (Detroit, Michigan: , December 1907).
Wozniak, Curt, "Legacy: Mathias Alten Mural," Grand Rapids Magazine, January 2004 - Vol.41- No.1 - pg. 32, ill.
No author noted, "New Bank Will Be Beauty," Grand Haven Daily Tribune, June 6, 1910,.
Mathias J. Alten, William M. Clarke, Grand Rapids Art Museum - Mathias J. Alten archive, "Alten invoice dated 8/5/1910 Clarke letter dated 8/5/1910, Grand Haven State Bank check dated 8/15/1910."
No author noted, "Moving to New Bank," Grand Haven Daily Tribune, April 11, 1911, Pg. 1, col. 4.
No author noted, "Murals for Cleveland, Ohio - Lunettes Painted by Blashfield and Cox for the Citizens' Bank," New York Times, April 16, 1903, .