Delta Air Lines System Timetable 1941 November 1
MLA
Delta Air Corporation. "Delta Air Lines System Timetable 1941 November 1." Delta Flight Museum. 1941-11-01, https://dlg.galileo.usg.edu/do:delta_dal-tt_dal-tt-19411101.
APA
Delta Air Corporation (1941-11-01). Delta Air Lines System Timetable 1941 November 1. Retrieved from https://dlg.galileo.usg.edu/do:delta_dal-tt_dal-tt-19411101
Chicago
Delta Air Corporation. "Delta Air Lines System Timetable 1941 November 1." 1941-11-01. July 19, 2025. https://dlg.galileo.usg.edu/do:delta_dal-tt_dal-tt-19411101.
