turning gear
61Kitesurfing — Kitesurfing, kiteboarding, uses wind power to pull a rider through the water on a small surfboard or a kiteboard (which is like a wakeboard). Generally kiteboarding refers to a style of riding known as free style or wakestyle where as kitesurfing …
62Steam locomotive — A steam locomotive is a locomotive powered by steam. The term usually refers to its use on railways, but can also refer to a road locomotive such as a traction engine or steamroller.Steam locomotives dominated rail traction from the mid 19th… …
63Mainspring — For the 2007 novel by Jay Lake, see Mainspring (novel). An uncoiled modern watch mainspring …
64Stall (flight) — For other uses, see stall. In fluid dynamics, a stall is a reduction in the lift coefficient generated by a foil as angle of attack increases. This occurs when the critical angle of attack of the foil is exceeded. The critical angle of attack is… …
65Boeing 747 — British Airways Bo …
66Compass — This article is about the direction finding instrument used in navigation. For other uses, see Compass (disambiguation). A simple dry magnetic pocket compass …
67Wheelchair — seating in a theater (i.e. giving a dedicated, convenient space left free for a user to position his own wheelchair in the cinema) …
68Four-wheel drive — This article is about the class of vehicle drivetrains. For other uses, see Four by four/Four wheel drive (disambiguation). All wheel drive redirects here. For the all wheel drive in motorcycles, see two wheel drive. The Jeep Wrangler is a 4WD… …
69North Staffordshire Railway — Locale North Staffordshire United Kingdom Dates of operation 1845–1923 Successor London, Midland and Sco …
70Glossary of nautical terms — This is a glossary of nautical terms; some remain current, many date from the 17th 19th century. See also Wiktionary s nautical terms, Category:Nautical terms, and Nautical metaphors in English. Contents: A B C D E F G H I J K L M N O P Q R …
