Stamps, italic RA watermark
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Argentina
postage1864 wmk. italic RA imperf
| X | 5c | rosered | Rivadavia | — | — |
1864 1864a issue
| - | 5c | brnrose | Rivadavia | — | — | |
| - | 10c | grn | Rivadavia, imperf | |||
| - | 15c | bl | Rivadavia, imperf |
1864 1864b issue p. 11.5
| - | 5c | lake | Rivadavia | — | — | |
| - | 5c | brnrose | Rivadavia (1865) | |||
| - | 10c | grn | Rivadavia | |||
| - | 15c | bl | Rivadavia |
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