2021-06-012021-06-011937-05-19https://repository.tcu.edu/handle/116099117/46383Letter from Amon Carter to James A. Farley, United States Postmaster General, regarding covers being sent in the mail.8.5x11 PaperPrior written permission from TCU Special Collections required to use any document or photographFarley, James A.Clipper flightsDocument