Stamps of Philippines, 50th Anniversary of Government Service Insurance System issue
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postage
1987, Jun 1 50th Anniversary of Government Service Insurance System issue unwmk p. 13.25x13
| - | 1.00p | multi | ||||
| - | 1.25p | multi | ||||
| - | 2.00p | multi | ||||
| - | 3.50p | multi |
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