2020-02-202020-02-201942-10-09https://repository.tcu.edu/handle/116099117/37355Letter from Carlos I. Betancourt, Undersecretary of Communications and Public Works, Mexico, to Amon Carter expressing pleasure at their time together on the inaugural American Airlines flight to Mexico City.7x9.25 paperPrior written permission from TCU Special Collections required to use any document or photographAviationAmerican AirlinesAir travelDocument