Stamps of Saudi Arabia, ultra&blk color
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postage
1965, Dec 22 ITU 100th issue unwmk p. serrate roulette 13
| - | 3pi | ultra & blk | ITU emblem |
1977 1977 issue wmk. crossed swords & palm tree & inscription (no perf info)
| - | 20h | ultra & blk | ||||
| - | 65h | ultra & blk |
1988, Aug 8 unwmk
| - | 50h | ultra & blk | crest of Umm-al-Qura University, Mecca |
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