curved leading edge
41Windsurfing — A windsurfer tilts the rig and carves the board to perform a planing jibe (downwind turn) close to shore at Maui, Hawaii …
42Scythe — For the ancient Sicilian tyrant, see Scythes. A scythe (PronEng|ˈsaɪð, from Old English siðe Oxford English Dictionary 1933] .) is an agricultural hand tool for mowing grass or reaping crops. It was largely replaced by horse drawn and then… …
43Owl — For other uses, see Owl (disambiguation). Owl Temporal range: Late Paleocene–Recent …
44Dornier Do 17 — Do 17 A formation of Dornier Do 17Zs, circa 194 …
45Lockheed L-2000 — The Lockheed L 2000 was Lockheed s entry in a government funded competition to build the United States first supersonic transport (SST) in the 1960s. The L 2000 lost the contract to the Boeing 2707, but that competing design was ultimately… …
46Citroën 2CV — Manufacturer Citroën Production 1948–1990 [1] …
47Volkswagen Beetle — This article is about the original Volkswagen Beetle. For the automobile introduced in 1998, see Volkswagen New Beetle. Volkswagen Type 1 Manufacturer Volkswagen Also called Beetle …
48Supermarine Spitfire (early Merlin powered variants) — Infobox Aircraft name =Spitfire type =Fighter manufacturer =Supermarine caption =Spitfire Vc launching from USS Wasp designer =R. J. Mitchell first flight =5 March 1936 introduction =1938 retired =1955, RAF status = primary user =Royal Air Force… …
49Manuel Wren — Wren Role Single seat sailplane National origin UK Designer W. L. Manuel First flight July 1931 Number built 13, all variants included The Manuel Crested and Willow Wrens formed a series of wooden, single seat gliders designed in the UK by W. …
50Spiral galaxy — A spiral galaxy is a galaxy belonging to one of the three main classes of galaxy originally described by Edwin Hubble in his 1936 work “The Realm of the Nebulae” [cite book |last=Hubble |first=E. P. |authorlink=Edwin Hubble |title=The Realm of… …
