Selection from "The Organic Resources of Scotland" by Tivy, Joy, 1975

Selection from "The Organic Resources of Scotland" by Tivy, Joy, 1975, Box: 4, Folder: 43. Personal papers of John "Jack" A. Weir, PP 404. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/261379 Accessed December 25, 2025.