Rio Grande: view of bridge trellis; on verso, note that this is the bridge from which Dan Wells Casement fell to his death, Box: 1, Folder: 12. John S. and Dan Dillon Casement papers and photographs, RH MS 755. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/28069 Accessed April 25, 2024.