chain over gear
51Timeline of Islamic science and engineering — This timeline of Islamic science and engineering covers the general development of science and technology in the Islamic world during the Islamic Golden Age, usually dated from the 7th to 16th centuries.From the 17th century onwards, the advances …
52Bicycling terminology — The following terminology is used in the general cycling, as well as the more specific sports of road bicycle racing and mountain bicycle racing.AalleycatA bicycle race typically organized by bicycle messengers or couriers. Alleycat races seek to …
53Business and Industry Review — ▪ 1999 Introduction Overview Annual Average Rates of Growth of Manufacturing Output, 1980 97, Table Pattern of Output, 1994 97, Table Index Numbers of Production, Employment, and Productivity in Manufacturing Industries, Table (For Annual… …
54Rock-climbing equipment — Rock climbing History Styles Technique Equipment and protection Grades (difficulty of climb) Terminology Belaying Abseiling …
55Su Song — 蘇頌 (Sū Sòng) Born 1020 near Quanzhou Died 1101 (aged 80–81) Nationality Chinese …
56Penny-farthing — For other uses, see Penny farthing (disambiguation). A penny farthing photographed in the Škoda Auto Museum in the Czech Republic …
57Honda CX series — Infobox Motorcycle name = CX series aka = manufacturer = Honda parent company = production = 1978–1983 predecessor = successor = GL500 Silverwing, ST series (influenced) class = engine = 500–673 cc water cooled longitudinal OHV 80° V twin, 4… …
58Bicycle 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… …
59Infantry — For the computer game, see Infantry (computer game). Warfare Military history Eras Prehistoric Ancient …
60bicycle — bicyclist, bicycler, n. /buy si keuhl, sik euhl, suy keuhl/, n., v., bicycled, bicycling. n. 1. a vehicle with two wheels in tandem, usually propelled by pedals connected to the rear wheel by a chain, and having handlebars for steering and a… …
