AS W-12

(from the article `Grosse, Hans Werner`) Grosse`s record-breaking glider, an AS W-12, weighed 324 kg (716 pounds) and had a wingspan of 18.95 m (62.2 feet) and a top speed of 220 km/h (137 ...
Found on http://www.britannica.com/eb/a-z/a/109
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