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Saint Peter's Church

(Encyclopedia)Saint Peter's Church, Vatican City, principal and one of the largest churches of the Christian world. The present structure was built mainly between 1506 and 1626 on the original site of the Vatican c...

tower

(Encyclopedia)tower, structure, the greatest dimension of which is its height. Towers have belonged to two general types. The first embodies practical uses such as defense (characteristic of the Middle Ages), to ca...

Niemeyer Soares, Oscar

(Encyclopedia)Niemeyer Soares, Oscar o͝oskärˈ nēˈmīər so͝oäˈrəs [key], 1907–2012, Brazil's foremost 20th-century architect, b. Rio de Janeiro. Influenced by Le Corbusier, Niemeyer developed an architec...

type

(Encyclopedia)type, for printing, was invented in China (c.1040), using woodblocks. Related devices, such as seals and stamps for making impressions in clay, had been used in ancient times in Babylon and elsewhere....

stained glass

(Encyclopedia)stained glass, in general, windows made of colored glass. To a large extent, the name is a misnomer, for staining is only one of the methods of coloring employed, and the best medieval glass made litt...

textiles

(Encyclopedia)textiles, all fabrics made by weaving, felting, knitting, braiding, or netting, from the various textile fibers (see fiber). Yarn, fabrics, and tools for spinning and weaving have been found among...

Mohole, Project

(Encyclopedia)Mohole, Project, program proposed in 1957 to drill a hole down to the boundary between the crust and the mantle, known as the Mohorovičić discontinuity at about 4 to 43 mi (7 to 70 km) below the ear...

Martin IV, d. 1285, pope

(Encyclopedia)Martin IV, d. 1285, pope (1281–85), a Frenchman named Simon de Brie; successor of Nicholas III. He was chancellor under Louis IX of France and was created cardinal by Urban IV. He was thus a support...

Goodhue, Bertram Grosvenor

(Encyclopedia)Goodhue, Bertram Grosvenor grōvˈnər [key], 1869–1924, American architect, b. Pomfret, Conn. He studied under James Renwick in New York City and in 1891 entered the office of Ralph Adams Cram in B...

Duccio di Buoninsegna

(Encyclopedia)Duccio di Buoninsegna do͞otˈchō dē bwōnēnsāˈnyä [key], fl. 1278–1319, early Italian artist, first great painter of Siena. Infusing new life into the stylized Byzantine tradition, he initiat...