The Land of the Southern Cross, by John A. Gregg. AME Book Concern Publishers, 1922 - undated photocopy, Box: 1, Folder: 30. Papers of Bishop John A. Gregg, RH MS 579. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/169428 Accessed April 25, 2024.