Bull's-Eye Detective. New York, N.Y.: Love Romances Pub. Co., Inc., Fall 1938

Bull's-Eye Detective. New York, N.Y.: Love Romances Pub. Co., Inc., Fall 1938, Volume: Gilbert C80. Robert L. Gilbert First Issues collection, Gilbert. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/525399 Accessed December 26, 2025.