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postage
1912 farmer watching sun rise across field wmk. honeycomb (16 stamps)
1916 1916 issue (16 stamps)
1917 San Martin (12 stamps)
| - | 1/2c | vio | San Martin | |||
| - | 1c | buff | San Martin | |||
| - | 2c | brn | San Martin | |||
| - | 3c | ltgrn | San Martin | |||
| - | 4c | redvio | San Martin | |||
| - | 5c | red | San Martin | |||
| - | 10c | graygrn | San Martin | |||
| - | 12c | bl | San Martin, p. 13.25 | |||
| - | 20c | ultra | San Martin, p. 13.25 | |||
| - | 24c | redbrn | San Martin, p. 13.25 | |||
| - | 30c | cl | San Martin, p. 13.25 | |||
| - | 50c | grayblk | San Martin |
1917
| - | 1p | slbl & red | San Martin | |||
| - | 5p | blk & graygrn | San Martin | |||
| - | 10p | vio & bl | San Martin | |||
| - | 20p | dlbl & cl | San Martin |
1918, Jun 15 100th Anniversary of the Birth of Juan Gregorio Pujol issue
| - | 5c | bis & gray | Juan Gregorio Pujol |
1923, May 1923a issue
| - | 1p | bl & red | San Martin |
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