|
| Thumbnail | CatNum | Details | Denomination | Description | Perforation | Color |
| C1 | Details | 3c | Guedecourt | 14 | brown |
| C2 | Details | $1 on 15c | overprint 'Trans-Atlantic AIR POST,1919. ONE DOLLAR.' | 12 | bright scarlet |
| C3 | Details | 35c | overprint "AIR MAIL to Halifax N.S 1921" | 12 | red |
| C4 | Details | 60c | overprint 'Air Mail DE PINEDO 1927' | 12 | black |
| C5 | Details | 50c on 36c | overprint 'Trans-Atlantic AIR MAIL .... 1930 Fifty Cents' | 14 | sage green |
| C6 | Details | 15c | Dog Sled and Plane | 14 | bistre brown |
| C7 | Details | 50c | Airplane and packet ship | 14 | green |
| C8 | Details | $1 | Routes of Historic Transatlantic Flights | 14 | blue |
| C9 | Details | 15c | Dog Sled and Plane | 14 | bistre brown |
| C10 | Details | 50c | Airplane and packet ship | 14 | green |
|