Bova - City of Darkness (1970), Changing View of Weather (1975), As On a Darkling Plain (1972-[19]73, 1983), Box: 2, Folder: 64. Corporate Papers of the Robert Mills Literary Agency, MS 307. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/230031 Accessed May 24, 2024.