01 January (Ethiopia ) within release Revenue goes into circulation Stamp Emblem of the Provisional Military Government face value 1 Ethiopian birr
Stamp is square format.
Also in the issue Revenue:
Data entry completed
46%
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Stamp Emblem of the Provisional Military Government in digits | |
Country: | Ethiopia |
Date: | 1974-01-01 |
Emission: | Revenue |
Format: | Stamp |
Face Value: | 1 Ethiopian birr |
Stamp Emblem of the Provisional Military Government it reflects the thematic directions:
A gear is a rotating circular machine part having cut teeth or, in the case of a cogwheel or gearwheel, inserted teeth (called cogs), which mesh with another (compatible) toothed part to transmit rotational power. While doing so, they can change the torque and rotational speed being transmitted (in inverse proportion) and also change the rotational axis of the power being transmitted. The teeth on the two meshing gears all have the same shape