[Notes on Heavenly Tree, Soluble Forest by Gerrit Lansing]

[Notes on Heavenly Tree, Soluble Forest by Gerrit Lansing], Box: 103, Folder: 62. Kenneth Irby collection, MS 354. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/566478 Accessed July 22, 2026.