Stamps of Kenya, Uganda, Tanzania, 1 Mar 1973
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postage
1973, Mar 1 100th Anniversary of IMO/WMO issue unwmk (no perf info)
| - | 40c | multi | Anemometer | |||
| - | 70c | multi | releasing of a weather balloon | |||
| - | 1.50sh | multi | rocket | |||
| - | 2.50sh | multi | Meteorological Satellite Receiving Antenna |
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