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  2. Piasecki H-21 - Wikipedia

    en.wikipedia.org/wiki/Piasecki_H-21

    The Piasecki H-21 Workhorse/Shawnee is an American helicopter, the fourth of a line of tandem rotor helicopters designed and built by Piasecki Helicopter (later Boeing Vertol). Commonly called "the flying banana", it was a multi-mission helicopter, capable of being fitted with wheels, skis or floats.

  3. General Motors 122 engine - Wikipedia

    en.wikipedia.org/wiki/General_Motors_122_engine

    Although it displaces 134 cu. in, the 2.2-liter OHV is still commonly referred to as the GM 122 today, and has been reputed for its simplicity, reliability, and ease of maintenance in the J-body cars and S-series trucks, and a few L-body cars. The 2003 model LN2 is equipped with secondary air injection. [1] Applications: 1993–1996 Buick Century

  4. List of White Pass and Yukon Route locomotives and cars ...

    en.wikipedia.org/wiki/List_of_White_Pass_and...

    USA 21 (ex-USA 3921) Baldwin Locomotive Works: 2-8-0. 13,200 lbf (59 kN) December 1890 11356 Originally, Denver, Leadville & Gunnison Ry. #273. Became Colorado & Southern Ry. #70 in 1899. [10] Purchased by the U.S. Army in April 1943 as #3921 for use on the WP&YR. Renumbered to 21 in June 1943. Retired and shipped to Auburn, Washington in 1944.

  5. Huanjing bunao - Wikipedia

    en.wikipedia.org/wiki/Huanjing_bunao

    The manuals of the immortals say: 'One Yin and one Yang constitute the Tao; the three primary (vitalities) and the union of the two components; that is the [inner elixir]'. When the flow goes up against the stream to nourish the brain, this is called 'making the jing return' ( huanjing ) [ 溯流補腦謂之還精 ].

  6. Brise soleil - Wikipedia

    en.wikipedia.org/wiki/Brise_soleil

    Brise-soleil can comprise a variety of permanent sun-shading structures, ranging from the simple patterned concrete walls popularized by Le Corbusier in the Palace of Assembly [3] to the elaborate wing-like mechanism devised by Santiago Calatrava for the Milwaukee Art Museum [4] or the mechanical, pattern-creating devices of the Institut du Monde Arabe by Jean Nouvel.

  7. Flash (photography) - Wikipedia

    en.wikipedia.org/wiki/Flash_(photography)

    Fill flash or "fill-in flash" describes flash used to supplement ambient light in order to illuminate a subject close to the camera that would otherwise be in shade relative to the rest of the scene. The flash unit is set to expose the subject correctly at a given aperture, while shutter speed is calculated to correctly expose for the ...

  8. Steam engine - Wikipedia

    en.wikipedia.org/wiki/Steam_engine

    The first full-scale working railway steam locomotive was built by Richard Trevithick in the United Kingdom and, on 21 February 1804, the world's first railway journey took place as Trevithick's steam locomotive hauled 10 tones of iron, 70 passengers and five wagons along the tramway from the Pen-y-darren ironworks, near Merthyr Tydfil to ...

  9. AMC Gremlin - Wikipedia

    en.wikipedia.org/wiki/AMC_Gremlin

    The AMC Gremlin (also American Motors Gremlin) [1] is a subcompact automobile introduced in 1970, manufactured and marketed in a single, two-door body style (1970–1978) by American Motors Corporation (AMC), as well as in Mexico (1974–1983) by AMC's Vehículos Automotores Mexicanos (VAM) subsidiary.