aft spar
121Airfoil — An airfoil (in American English) or aerofoil (in British English) is the shape of a wing or blade (of a propeller, rotor or turbine) or sail as seen in cross section. An airfoil shaped body moved through a fluid produces a force perpendicular to… …
122SS Great Eastern — The SS Great Eastern was an iron sailing steam ship designed by Isambard Kingdom Brunel. She was the largest ship ever built at the time of her 1858 launch, and had the capacity to carry 4,000 passengers around the world without refueling. Her… …
123P-61 Black Widow — Infobox Aircraft name = P 61 Black Widow caption = A P 61A 1NO of 419th Night Fighter Squadron type = Night fighter national origin= United States manufacturer = Northrop designer = first flight = 26 May 1942 introduced = 1944 retired = 1952… …
124Boeing 247 — Infobox Aircraft name = Boeing 247 type = Passenger airliner manufacturer = Boeing caption = Boeing 247 prototype at Boeing Field, c. 1933 designer = first flight = 8 February 1933 introduced = 22 May 1933 retired = status = primary user = Boeing …
125Navigation light — The winglet and red navigation light on the port (left) wing of a South African Airways Boeing 747 400 aircraft A navigation light is a colored source of illumination on an aircraft, spacecraft, or waterborne vessel, used to signal a craft s… …
126Blohm & Voss BV 222 — Infobox Aircraft name = BV 222 Wiking type = Flying boat manufacturer = Blohm Voss caption = Blohm Voss BV 222 in drydock. designer = first flight = 7 September 1940 introduced = retired = status = primary user = Luftwaffe more users = produced …
127Aero Commander 500 — Infobox Aircraft name= Aero Commander 500 Shrike Commander type= Utility and transport aircraft manufacturer= Aero Design and Engineering Company/Aero Commander caption=Aero Commander model 690A, N53RF operated by NOAA designer= first flight=… …
128Mast (sailing) — Sails on a small ship as seen from below The mast of a sailing vessel is a tall, vertical, or near vertical, spar, or arrangement of spars, which supports the sails. Large ships have several masts, with the size and configuration depending on the …
