Sampson, James; Sampson, Lucille (7 August 1985). Calvert, Wade (ed.). "Jesse James and the Rock Island Lines". Iowa Train Robbery on the Rock Island. Archived from the original on 4 August 2008. Retrieved 8 June 2012.
web.archive.org
Sampson, James; Sampson, Lucille (7 August 1985). Calvert, Wade (ed.). "Jesse James and the Rock Island Lines". Iowa Train Robbery on the Rock Island. Archived from the original on 4 August 2008. Retrieved 8 June 2012.