Tiptree - Ten Thousand Light Years From Home (1975), The Snows are Melting (1976), Star Songs of an Old Primate (1977, 1982), Up the Walls of the World (1975), All Kinds of Yes (1976), Box: 22, Folder: 31. 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/230706 Accessed May 19, 2024.