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Four-poster bed Ornate Elizabethan four-poster bed Four-poster bed (lit à colonnes), 19th century, château de Compiègne, France. A four-poster bed or tester bed [1] is a bed with four vertical columns, one in each corner, that support a tester, or upper (usually rectangular) panel. This tester or panel will often have rails to allow curtains ...
Bed hangings or bed curtains are fabric panels that surround a bed; they were used from medieval times through to the 19th century. Bed hangings provided privacy when the master or great bed was in a public room, such as the parlor , but also showed evidence of wealth when beds were located in private areas of the home.
Bed rails are made of wood or metal and are attached to a headboard and footboard. Wooden slats are placed perpendicular to the bed rails to support the mattress/mattress box spring. Bed rails and frames are often attached to the bed post using knock-down fittings. [25] [26] A knock-down fitting enables the bed to be easily dismantled for ...
The 1760s (pronounced "seventeen-sixties") was a decade of the Gregorian calendar that began on January 1, 1760, and ended on December 31, 1769. Marked by great upheavals on culture, technology, and diplomacy, the 1760s was a transitional decade that effectively brought on the modern era from Baroqueism .
DB-3 testbed aeroplane of TsAGI for laminar wing profiles research (1940) Sapphire turbojet engine fitted to an Avro 691 Lancastrian testbed (outer position), June 1954. A testbed aircraft is an aeroplane, helicopter or other kind of aircraft intended for flight research or testing the aircraft concepts or on-board equipment.
The form of the bed and its covering evolved under Louis XV. Early beds had four posts and a canopy suspended from a rectangular form on top. Under Louis XV, the Lit à la polonaise appeared, with a canopy suspended from a crownlike structure; and the Lit à la Duchesse, where the canopy was supported only from one end. The bed was usually ...
A testbed (also spelled test bed) is a platform for conducting rigorous, transparent, and replicable testing of scientific theories, computing tools, and new technologies. The term is used across many disciplines to describe experimental research and new product development platforms and environments.
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