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TARDE, GABRIEL (1843-1004), French sociologist, was born at Sarlat (Dordogne) in 1843. Entering the legal profession, he was for some time a juge d'instruction in his native town, becoming afterwards head of the statistical department of the ministry of justic ...

ARDEA. a town of the Kutuli in Latium, 3 m. from the S.W. coast, where its harbour (Caslrum Inui) lay, at the mouth of the stream now known as Fosso dell' Incastro, and 23 m. S. of Rome by the Via Ardeatina. It was founded, according to legend, either by a son

TAR, a product of the destructive distillation of organic substances. It is a highly complex material, varying in its composition according to the nature of the body from which it Ls distilled, — different products, moreover, being obtained according to the te

ARCADE, in architecture, a range of arches, supported either by columns or piers; isolated in the case of those separating the nave of a church from the aisles, or forming the front of a covered ambulatory, as in the cloisters in Italy and Sicily, round the Du

TARARE, a town of east-central France, in the department of Rhone, on the Turdine, 28 m. W.N.W. of Lyons by rail. Pop. (1906) 11,643. It is the centre of a region engaged in the production of muslins, tarletans, embroidery and silk-plush, and in printing, blea

TIRARD, PIERRE EMANUEL (1827-1893), French politician, was born of French parents at Geneva on the 27th of September 1827, and, after studying in his native town, became a civil engineer. After five years of government service he resigned to become a jewel mer

... gulation has become paralysed. The respiration and heart-rate being »7-2 also retarded during this period, the resemblance to the condition of hibernation is considerable. Again, Sutherland Simpson has shown that during deep anaesthesia a warm-blooded animal t ...

... ted by an increase of density in the medium; on the wave theory, it should be retarded. In 1838 he communicated to the Academy the details of his apparatus, which utilized the revolving mirrors employed by Sir C. Wbeatstone in 183$ for measuring the velocity o ...

... hief of the Swedish forces in Pomerania, where he displayed great ability and retarded the conquest of the duchy as long as it was humanly possible. On his return home, he was appointed commander-in-chief on the Norwegian frontier, but could do nothing owing t ...

... her is that during half of this period the motion of one planet is constantly retarded and of the other constantly accelerated, while during the other half the effects are reversed. There is thus in the case of each planet an oscillation of the mean longitude ...

... ic medium.1 Electric waves are produced wherever electrons are accelerated or retarded, that is, whenever the velocity of an electron is changed or accelerated positively or negatively. In every solid body there is a continual atomic dissociation, the result o ...

... he same year failed completely, because the invasion of the kingdom of Naples retarded the march of the troops which were to have been employed in it, and this delay afforded Marshal de Tessfe time to make good dispositions. Obliged to renounce his project, th ...

... ow sailing vessels, and by the rough " backwoods " of the Appalachians; which retarded the penetration of wagon roads and canals into the interior. The invasion was wonderfully accelerated through the igth century, when the vast area of the treeless prairies b ...

... mineral resources of Utah are varied and valuable, but their development was retarded for many years by the policy of the Mormon Church, which practically forbade its members to do any mining; more recently the development has been slow because of inadequate ...