Page:Encyclopædia Britannica, Ninth Edition, v. 25.djvu/217

H E A H E G

HEAD, Water in the, disease, XII. 431. , Sir Edmund Walker, English art

critic, xi. 551. , Sir Francis Bond, English traveller

and author, xi. 551. , Sir George, English writer, xi.

SSI- HEADACHE, Sick, disease, xvil. 364.

HEAD-DRESS, in Middle Ages, vi. 469.

HEADING, in tunnelling, xxin. 622.

HEALFDENE, Danish leader, his con quest of Northumbria, xvil. 570.

HEALING SPRINGS, spa, A r irginia, U.S.A., xvi. 436.

HEALTH, its preservation, xn. 566; its restoration, xv. 794; xvm. 362; effects of baths on, in. 441; influence of diet on, vn. 200; influence of weather on, in. 35; Plutarch on, xix. 234.

, Public, its legal aspects, XX. 96.

HEANOR, town, England, xvn. 598.

HEARING, Sense of, in man, vn. 591; nerve of, in man, I. 895; sense of, in bees, in. 488; organs of, in birds, in. 725; in crustaceans, vi. 638; in fishes, XII. 652; in mammals, xv. 367; in reptiles, XX. 461; Weber s law in re lation to, xxiv. 471.

TRUMPET, xxin. 594.

HEARN, W. E., his Plutology, xix.

399-

HEARNE, Samuel, English Arctic ex plorer, xi. 551; xix. 318.

, Thomas, English antiquary, XI.

55i-

HEART, Diseases of the, xi. 552; ana tomy of, I. 899; xxiv. 98; beating of, xix. 29; of birds, ill. 726; of mam mals, xv. 364; of reptiles, XX. 459.

HEARTSEASE, plant, xxiv. 241.

HEAT, xi. 554; theory of action of, xix. 2; of coal as compared with that of oil, xvm. 240; conduction of, xx. 212; convection of, xx. 212; in re lation to crystals, xvi. 377; develop ment of, in blast furnaces, xin. 293, 311; diffusion of, VII. 217; in electric circuit, vni. 54; as energy, vni. 207, 208; as the equivalent of force, Mayer on, xv. 649; latent, law of, vni. 731; latent, Black s theory of, in. 795 ; latent, of steam, xxil. 484; its effect on magnetism, xv. 272; mechanical equi valent of, vin. 209; in fusing metals, xvi. 66; of oxyhydrogen flame, XVIII. 105; power of, in mechanics, xv. 773; production of, by different fuels, IX. 807; radiant, Melloni s discoveries in, xv. 840; radiation of, XX. 212; maximum resistance to, in living matter, in. 680, 688; its effect on rocks, x. 258; specific, of a fluid, XXIII. 286; its transformation into force, XXIII. 283 ; waste, utilization of, in iron smelting, xin. 331 ; Siemens s re searches in, xxil. 37 ; in Africa, I. 256; death from, xv. 781; of the

globe, X. 224; of the human body,

xvm. 393 ; source of plant energy,

xix. 56. HEAT-ENGINES, xxn. 473 (index,

526). HEATH, plant, xi. 589; xn. 263; in

South Africa, I. 258. HEATHCOAT, John, inventor of lace- making machines, XI. 590; XVII. 600. HEATHER, plant, xi. 589. HEATHER-BLEATER, bird, xxn. 200. HEATING, Apparatus for, xi. 590; of

hospitals, XII, 305 ; in relation to

ventilation, xxiVo 161. H EATON S PROCESS, of steel-making,

xin. 335.

HEATSTROKE, xxn. 666. HEAUTEFEUILLE, Jean, his suggestions

for heat-engine, xxn. 474. HEAUTON - TIMOROUMENOS, Terence s

play, xxin. 187. HEAVEN, in eschatology, vni. 537;

xvm. 236; of Buddhism, IV. 433; of

Zoroastrianism, xxiv. 823. HEAVING TO, of a ship, xxi. 60 1. HEBBEL, Friedrich, German poet and

dramatist, XL 593. HEBDOMAD, Gnostic ethereal region, in.

421.

HEBE, of Greek mythology, XL 593. HEBER, Reginald, bishop of Calcutta,

XI. 593; hymns by, xn. 595. HEBERDEN, William, English physician,

XL 594; xv. 815.

HEBERT, Jacques Rend, French Revolu tionist, XL 594. HEBERTISTS, French Revolutionary

party, ix. 606; xx. 604. HEBON, in Italian mythology, vn. 249. HEBREW ANCESTRY, asserted of the

Afghans, I. 238, HEBREW CALENDAR, iv, 677. HEBREW CHRONOLOGY, v. 713. HEBREW COINS, xvn. 650, HEBREW INSCRIPTIONS, xin. 117. HEBREW LANGUAGE, xi 594; xxi. 645;

dictionaries of, vn. 189. HEBREW LITERATURE, xi, 5975 xin.

408; the Midrash, xvi. 285; theMish-

nah, xvi. 502; the Talmud, xxin.

35-

HEBREW MSS., Kennicott s collection of, xiv. 36.

HEBREW PEOPLE, their history, xin. 396; history as viewed by the Chroni cler, v. 707; religion of, xx. 361.

HEBREW POETRY, in. 638; Lowth s Preelectiones on, xv. 30.

HEBREWS, Epistle to the, XL 602. , Gospel of the, x. 818.

HEBRIDES, islands, Scotland, XL 607; xiv. 492.

, Journey to the, Johnson s work,

XIII. 727.

HEBRON, of Scripture, XL 608. -, Mount, Palestine, xvm. 172.

HEBRUS, river, Thrace, xxin. 318.

HECAT.US of Abdera, Greek historian and philosopher, XL 608.

of Miletus, Greek geographer, XL

608.

HECATE, Greek goddess, XL 608; wor ship of, xv. 202.

HECHO (Cachao), town, Anam, iv. 624.

HECKLING, in flax manufacture, xiv. 664; of rope, XX, 844.

HECKMONDWYKE, town, England, XL 609.

HECLA, volcano, Iceland, xn. 617.

HECTOCOTYLIZED ARM, in reproduction of molluscs, xvi. 675.

HECTOR, Trojan hero, XL 609.

, Dr, on the climate of New Zea land, xvn. 467.

HECUBA, wife of Priam of Troy, XL 609.

, Euripides s play, vni. 675.

HECYRA, Terence s play, xxin. 187.

HEDA, Willem Claasz, Dutch painter, XL 610.

HEDAS, river, France, xvm. 414.

HEDDLE, weaving apparatus, xxiv. 464.

HEDENSTROM, Arctic explorer, xix.

3i9-

HEDERA, genus of plants, xin. 526.

HEDGEHOG, insectivorous mammal, XL 610; XV. 402; hibernation of, XL 788. , Sea, fish, x. 685.

HEDGES, on farms, i. 310.

HEDGE-SPARROW, bird, xxn. 369.

HEDGE TREES, Culture of, 11. 319.

HEDGING, in betting, in. 619.

HEDJAZ, orHejaz (q.v.), district, Arabia, II. 236, 253.

HEDONISM, in ethics, vni. 582, 585.

HEDONVILLE, Sieur d (Denis de Sallo), French journalist, xvin. 539.

HEDYOTIS, genus of plants, xv. 177.

HEDYSARUM GYRANS, plant, its move ments, xix. 61.

HEELU, Jan van, Dutch writer, xn. 90.

HEEM, Cornelius, David, and Johannes, Dutch painters, XL 611.

HEEMSKERK, Johan van, Dutch poet, XL 6n; xii. 95; xvin. 347.

, Martin Jacobsz, Dutch painter, XL

6n.

HEEREN, Arnold Hermann Ludwig, German historian, XL 612.

HEERMANN, Johann H., German hymn- writer, xii. 586.

HEGEKOPF, mountain, Waldeck, Ger many, xxiv. 321.

HEGEL, Georg Wilhelm Friedrich, German philosopher, XL 612; on the beautiful, I. 218; his ethical system, Vin. 610; on evolution, vni. 762; on the fine arts, IX. 212; his testimony to Jesus Christ, xill. 669; on Kant s system of the categories, v. 225; his logic, Xiv. 798; his metaphysics, xvi. 86; his ideal optimism, xvin. 687; on