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postage
1960, Apr 7 unwmk (no perf info)
| X | 3000b | blkol | refugees |
airmail
1957, Feb 14 1957 surcharges issue
| - | 3000b | multi | La Paz |
1960, Mar 26 Gate of the Sun issue (no wmk info)
| - | 3000b | gray | Gate of the Sun |
1962, Jun 7 1962 air provisional issue ovpted
| - | 3000b on 2000b |
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