Stamps of Rhodesia, Granite 71 issue
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postage
1971, Aug 30 Granite 71 issue unwmk p. 14.5
| - | 2 1/2c | multi | Porphyritic Granite | .20 | ||
| - | 7 1/2c | multi | muscovite Mica Seen Through Microscope | |||
| - | 15c | multi | Granite Seen Through microscope | |||
| X | 25c | multi | geological map of Rhodesia |
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