George Gilfillan and William Frederick Rock (1802-1890) [item is fragile and on letterhead]

George Gilfillan and William Frederick Rock (1802-1890) [item is fragile and on letterhead], Box: 2, Folder: 139-140. Philip James Bailey correspondence, MS 204. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/415150 Accessed December 25, 2025.