Agreda, María De

Her virtues and holy life were universally acknowledged, but controversy arose over her mystical writings, her political influence, and her missionary activities.

Blondel, Jacques-françois

Of a famous architectural family, Blondel was reared by an uncle. Though the nephew early went along with the Rococo ornamentation of the

Steel

Alloy of iron and carbon in which the carbon content ranges up to 2 percent (with a higher carbon content, the material is defined as cast iron). By far the most widely used material for building the world's infrastructure and industries, it is used to fabricate everything from sewing needles to oil tankers. In addition, the tools required to build and manufacture such

La Fontaine, Jean De

Biographical and critical studies include Marie-Odile Sweetser, La Fontaine (1987); Agnes Ethel Mackay, La Fontaine and His Friends: A Biography (1972); John C. Lapp, The Esthetics of Negligence: La Fontaine's Contes (1971); and Richard Danner, Patterns of Irony in the Fables of La Fontaine (1985).

Literature, Hebrew.

The main events in Hebrew literature in 1998 were S. Yizhar's new novel, Malcomia Yefaifia ("Lovely Malcomia") and Amos Oz's innovative novel Oto hayam ("The Same Sea"). Yizhar, considered one of the best Israeli novelists after S.Y. Agnon, had not published a work of fiction for almost 30 years until the early 1990s, when he began producing a new novel about every two years. Despite his long,

Ramazzini, Bernardino

A professor of medicine at the University of Modena (1682–1700), and an early student of epidemiology, he described outbreaks of lathyrism (1690; chick-pea poisoning) and malaria (1690–95) in Italy. A strong proponent of the use of cinchona bark in the treatment of malaria,

X Ray

Any electromagnetic radiation of an extremely short wavelength produced by the deceleration of charged particles or the transitions of electrons in atoms. As can be seen in the Figure, the wavelengths of X rays range from about 10-8 metres to 12-12 metres, with corresponding frequencies of 1016 to 1021 hertz (Hz). Like other forms of electromagnetic radiation (gamma rays, ultraviolet,