The following references were consulted in preparing this exhibition:
- Bert, Adam K. “2c and 5c Aeronautics Conference 1928 First Day Covers." First Days 59 (1965): 8-11.
- Burdette, Linda. “The International Civil Aeronautics Conference of 1928.” Virginia Aeronautical Historical Society XXXIV (July-September 2011), 29-30.
- Downs, Charles F. "Celebrating the Wright Brother's First Flight: The International Civil Aeronautics Conference of 1928." Prologue (Winter 2003): 12-18.
- Heins, Clark. "Artists of the Beautiful: Dominic A. Brosnan." First Days 26 (November-December 1981): 444-445.
- International Civil Aeronautical Conference Stamps 1928. (Two folders in the Stamp Design Files, Papers of the Third Assistant Postmaster General, Smithsonian National Postal Museum Library.)
- Katz, Jerry. "The Green Cancellation." Accessed 12 December 2012.
- jerryakatz3.wordpress.com/a110/.
- Library of Congress, Prints and Photographs Division.
- National Archives and Records Administration at College Park, Maryland. Record Group 255, Records of the National Aeronautics and Space Administration. Still Photographs 255-GF, Folder 520.
- "The Postal History of ICAO." Accessed 9 April 2021.
- https://applications.icao.int/postalhistory/1928_the_international_civil_aeronautics_conference.htm.
Acknowledgments
Created by Calvin Mitchell
I would like to acknowledge the assistance I received from the following individuals while preparing this article:
- Baasil Wilder
- Marshall Emery
- Kathryn Burke
- Daniel Piazza, curator, National Postal Museum, reviewed and edited versions of the exhibit text and provided me with several pictures used in this exhibit.
