Stamps, EDIFICIOS//... overprint
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El Salvador
postal tax1931 ovpted unwmk (no perf info)
| X | 1c on 20c | grn | Balsam of Peru tree |
1931 ovpted
| X | 1c on 50c | orgbrn |
1931 ovpted
| X | 2c on 20c | grn | Balsam of Peru tree | — | — |
1931 ovpted
| - | 2c on 50c | orgbrn | — | — |
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