- | 5c | yelorg | seaplane over Magdalena River | — | — | |
- | 10c | blgrn | seaplane over Magdalena River | — | — | |
- | 15c | red | seaplane over Magdalena River | — | — |
- | 5c | yelorg | ovpt, seaplane over Magdalena River | — | — | |
- | 10c | blgrn | ovpt, seaplane over Magdalena River | — | — | |
- | 15c | red | ovpt, seaplane over Magdalena River | — | — |