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  2. Free-piston engine - Wikipedia

    en.wikipedia.org/wiki/Free-piston_engine

    Free-piston engine used as a gas generator to drive a turbine. A free-piston engine is a linear, 'crankless' internal combustion engine, in which the piston motion is not controlled by a crankshaft but determined by the interaction of forces from the combustion chamber gases, a rebound device (e.g., a piston in a closed cylinder) and a load device (e.g. a gas compressor or a linear alternator).

  3. Arctic Thunder - Wikipedia

    en.wikipedia.org/wiki/Arctic_Thunder

    Arctic Thunder is a 2000 snowmobile racing game developed by Midway Games. It was released as an arcade game, Midway's final arcade title, and was also ported to the Sony PlayStation 2 and Xbox consoles, with added content, as a launch title for the latter. In the arcade version of the game, fans built into the cabinet blow cold winds in the ...

  4. Snowmobile - Wikipedia

    en.wikipedia.org/wiki/Snowmobile

    A snowmobile tour at Yellowstone National Park First person view of a snowmobile driven through Yellowstone National Park.. A snowmobile, also known as a snowmachine (chiefly Alaskan), motor sled (chiefly Canadian), motor sledge, skimobile, or snow scooter, is a motorized vehicle designed for winter travel and recreation on snow.

  5. Hypereutectic piston - Wikipedia

    en.wikipedia.org/wiki/Hypereutectic_piston

    These pistons can survive mild detonation with less damage than stock pistons. 4032 and hypereutectic alloys have a low coefficient of thermal expansion. This allows tighter piston to cylinder bore fit at assembly temperature. The "2618" performance piston alloy has less than 2% silicon and could be described as hypo (under) eutectic.

  6. Walter Piston - Wikipedia

    en.wikipedia.org/wiki/Walter_Piston

    Piston was born in Rockland, Maine at 15 Ocean Street to Walter Hamor Piston, a bookkeeper, and Leona Stover. He was the second of four children. [1] [circular reference] His paternal grandfather was a sailor named Antonio Pistone, who changed his name to Anthony Piston when he came to Maine from Genoa, Italy.

  7. Stamp catalog - Wikipedia

    en.wikipedia.org/wiki/Stamp_catalog

    A stamp catalog (or stamp catalogue) is a catalog of postage stamp types with descriptions and prices. The stamp catalog is an essential tool of philately and stamp collecting. Stamp catalogs are part of philatelic literature. Similar catalogs of other collectible objects. such as matchboxes and postcards , have also been issued.

  8. Whole Earth Catalog - Wikipedia

    en.wikipedia.org/wiki/Whole_Earth_Catalog

    Steve Jobs compared The Whole Earth Catalog to Internet search engine Google in his June 2005 Stanford University commencement speech. When I was young, there was an amazing publication called The Whole Earth Catalog, which was one of the bibles of my generation ... It was sort of like Google in paperback form, 35 years before Google came along.

  9. Standard Catalog of World Coins - Wikipedia

    en.wikipedia.org/wiki/Standard_Catalog_of_World...

    Other related catalogs. Collecting World Coins: Standard Catalog of Circulating Coinage: 1901–present, 15th Edition, publication date 2015, Krause Publications, ISBN 978-1-4402-4460-5 Digital copy available separately. Standard Catalog of German Coins: 1501–present, 3rd Edition, publication date 2011, Krause Publications, ISBN 978-1-4402-1402-8