Sign - "Thos. Ives & Son's 'Flying' Cricket & Hockey Balls Are the Best English Manufacture," n.d, Box: 1, Folder: 8. 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/169608 Accessed November 23, 2024.