The Fringe of the Unknown, by L. Sprague de Camp, 1983

The Fringe of the Unknown, by L. Sprague de Camp, 1983, Box: 39, Folder: 3. Papers of Theodore Sturgeon, MS 254. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/244452 Accessed December 24, 2025.