constant cycling machine
41Maritime history of California — History of California This article is part of a series Timeline …
42Willy Vandersteen — Infobox Comics creator name = Willy Vandersteen imagesize = caption = birthname = Willebrord Jan Frans Maria Vandersteen birthdate = February 15, 1913 location = Antwerp, Belgium deathdate = death date and age|mf=yes|1990|8|28|1913|2|15… …
43Netherlands, The — officially Kingdom of The Netherlands byname Holland Country, northwestern Europe. Area: 16,033 sq mi (41,526 sq km). Population (2002 est.): 16,142,000. Capital: Amsterdam; Seat of Government: The Hague. Most of the people are Dutch. Languages:… …
44Bicycle brake — Animation of a single pivot side pull calliper brake for the rear wheel of a steel framed road bike. A bicycle brake is used to slow down or stop a bicycle. There have been various types of brake used throughout history, and several are still in… …
45Fuel cell — For other uses, see Fuel cell (disambiguation). Demonstration model of a direct methanol fuel cell. The actual fuel cell stack is the layered cube shape in the center of the image A fuel cell is a device that converts the chemical energy from a… …
46Delusion — This article is about psychiatric condition. For the concept in Eastern spirituality, see Delusion (spirituality). Delusionism redirects here. For Wikipedia delusionism (also known as inletionism ), see meta:delusionism. See also: Delusional… …
47Conformal coating — material is applied to electronic circuitry to act as protection against moisture, dust, chemicals, and temperature extremes that, if uncoated (non protected), could result in damage or failure of the electronics to function. When electronics… …
48Carbon nanotube — Not to be confused with Carbon fiber. Part of a series of articles on Nanomaterials Fullerenes …
49The Quarrymen — Infobox Musical artist Name = The Quarrymen Img capt = The Quarrymen playing their first full performance in Rosebery Street, Liverpool. From left to right: Hanton, Griffiths, Lennon, Garry, Shotton, and Davis Img size = Landscape = Background =… …
50SunTour — or SR Suntour is a manufacturer of bicycle components. It was Japanese owned and managed, based in Osaka, until the mid 1990s when its name was sold to a Taiwan conglomerate. Its products ranged from suspension forks to derailleurs. SunTour… …
