dry-laying machine
71Mali — Malian, n., adj. /mah lee/, n. Republic of, a republic in W Africa: formerly a territory of France; gained independence 1960. 9,945,383; 463,500 sq. mi. (120,000 sq. km). Cap.: Bamako. Formerly, French Sudan. * * * Mali Introduction Mali… …
72Spain — /spayn/, n. a kingdom in SW Europe. Including the Balearic and Canary islands, 39,244,195; 194,988 sq. mi. (505,019 sq. km). Cap.: Madrid. Spanish, España. * * * Spain Introduction Spain Background: Spain s powerful world empire of the 16th and… …
73Screen-printing — is a printing technique that uses a woven mesh to support an ink blocking stencil. The attached stencil forms open areas of mesh that transfer ink as a sharp edged image onto a substrate. A roller or squeegee is moved across the screen stencil… …
74History of radar — The history of radar starts with experiments by Heinrich Hertz in the late 19th century that showed that radio waves were reflected by metallic objects. This possibility was suggested in James Clerk Maxwell s seminal work on electromagnetism.… …
75List of Chinese inventions — A bronze Chinese crossbow mechanism with a buttplate (the wooden components have …
76Florida — This article is about the U.S. state of Florida. For other uses, see Florida (disambiguation). State of Florida …
77Gramophone record — A 12 inch (30 cm) 33⅓ rpm record (left), a 7 inch 45 rpm record (right), and a CD (above) A gramophone record, commonly known as a phonograph record (in American English), vinyl record (in reference to vinyl, the material most commonly used after …
78Vickers Medium Mark I — Vickers tanks on the move in England in the 1930 s Type Medium tank Place of origin …
79Oil tanker — Supertanker redirects here. For the aerial firefighting aircraft, see Evergreen 747 Supertanker. The commercial oil tanker AbQaiq, in ballast Class overview Name …
80coal mining — Coal was very important in the economic development of Britain. It was used as fuel in the factories built during the Industrial Revolution and continued to be important until the 1980s. The main coalfields are in north east England, the north… …
