track-mounted
71M2 Browning — This article is about the .50 caliber M2 machine gun. For the Browning .30 06 machine gun, see M1919 Browning machine gun. Browning Machine Gun, Cal. .50, M2, HB M2HB heavy machine gun …
72List of IBM products — The following is a list of notable products from the International Business Machines (IBM) Corporation and its predecessor corporations, beginning in the 1890s, and spanning punched card machinery, time clocks, and typewriters, via mainframe… …
73Right- and left-hand traffic —   countries with right hand traffic …
74United Kingdom — a kingdom in NW Europe, consisting of Great Britain and Northern Ireland: formerly comprising Great Britain and Ireland 1801 1922. 58,610,182; 94,242 sq. mi. (244,100 sq. km). Cap.: London. Abbr.: U.K. Official name, United Kingdom of Great… …
75Glossary of motorsport terms — The following is a glossary of terminology used in motorsport, along with explanations of their meanings. Contents: 0–9 A B C D E F G H I J K L M N O P Q R S T U V W …
76Bicycle — For other uses, see Bicycle (disambiguation). A mountain bike, a popular multi use bicycle. A bicycle, also known as a bike, pushbike or cycle, is a human powered, pedal driven, single track vehicle, having two wheels attached to a frame, one… …
77Tractor — This article is about a vehicle used in agriculture or construction. For the power unit of a semi trailer truck (articulated lorry), see tractor unit. For other uses, see Tractor (disambiguation) …
78Tiger I — Panzerkampfwagen Tiger Ausf. E Tiger I in Sicily in 1943 Type …
79Level crossing — This article is about at grade intersections between railway and road. For where two rail lines cross, see level junction. For a type of nuclear receptor (RXR), see Retinoid X receptor. A level crossing at Chertsey, England, as the barriers rise …
80Early IBM disk storage — The invention of magnetic disk storage, pioneered by IBM in the 1950s, was a critical component of the computer revolution. This article surveys the major IBM computer disk drives introduced in the 1950s, 1960s and early 1970s. The basic… …
