"The Ordnance Survey and Other Methods of Land Decision in Modern Western Society", January 28, 1993

"The Ordnance Survey and Other Methods of Land Decision in Modern Western Society", January 28, 1993, Box: 8, Folder: 18. Personal papers of Michael M. Swann, PP 636. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/513491 Accessed November 18, 2025.