Pampoenfontein windsock.
The actual inventor of the windsock is unknown.
The first evidence of the windsock in history was its use as a military banner by the Roman Empire back in 105 A.D.
Porterville silo's windsock.
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Take-Off (IWeather):
| Date | : | 2017/09/21 | |
| Time | : | 19:37:33 | |
| Temp | : | 15.3 | °C |
| Dew | : | -27 | °C |
| Wind Dir | : | WSW | |
| Vmin | : | 0 | km/h |
| Vmax | : | 0 | km/h |
| Vavg | : | 0 | km/h |
| More | : | IWeather | |
