Stamps of Iran, ultra&gray color
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postage
1911, Apr 1911 issue (no wmk info) p. VARIOUS
| X | 4k | ultra & gray | Shah Ahmed |
1912, Feb 7 1912 issue ovpted (no perf info)
| X | 4k | ultra & gray | on 4k-ultra&gray-unissued (0) | — | — |
1922 ovpted p. VARIOUS
| - | 4k | ultra & gray | ovpt, Shah Ahmed |
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