X | 50b | oil refinery |
X | 50b on 3b | bl & blk | La Gasca ordering Mendoza to found La Paz |
X | 50b |
X | 50b | brn | refugees |
- | 50b | on 1/2c-Sun Gate-unissued (0), Sun Gate |
- | 50b | multi | Simon Bolivar |
- | 50b | multi |
- | 50b | multi |
- | 50b | multi |
- | 50b | multi | — | — |
- | 50b | multi | — | — |
- | 50b | multi |
- | 50b | multi |
- | 50b | multi | harpy eagle Harpia harpyja |
- | 50b | roselil | Mt Illimani & condor |
- | 50b | choc | LAB plane |
- | 50b | roselil | Eduardo Abaroa |
- | 50b | Queen Isabella |