TOPICS IN GENERAL 



809 



HAIR, Cattle destitute of ... 521 



, Sheep's wool replaced 



by 521 



HAIRBREADTHS, Astron- 

 omy depends upon 1113 



HAIR-TRIGGER, Rostellum 



of orchid set like 757 



HAIR-WORMS, Myth con- 

 cerning 2346 



HALF-CASTES of India 503 



HALF-KNOWLEDGE, Pride 



of 2729 



HALF-TRUTH Terrifies *1430 



H ALLEY and Comet of 1680 . 209 1 



, comet 2523 



, comet at Battle of 



Hastings 



rcm. 



2451 

 HALLUCINATION Produced 



by aconite *1431 



HALO, Disagreement in early 



accounts of sun's 588 



of Sun 588 



HAMBURG, The Elbe below . 1446 

 HAMMER, Bill of Macaw 



surpasses 1596 



, Relic of stone age .... *1432 



HAMMERING, Iron heated 



HAND, 



,i/, Arrest of the 



-, Delicacy of eye and . . . 



Developed in Miocene 



apes _. 



Gives man pre-emi- 

 nence 



HANDIWORK, Evidence of 

 human 



HANDLES, Primitive adap- 

 tation of, to tools 



HANDS, Kangaroo's forefeet 

 serve as 



, Tools are external .... 



HAPPINESS in Animal 

 world 



vs. Character 



Involves element of 



2258 



232 



2525 



3048 



*1433 



790 



55 



58 

 232 



308 

 *1435 



*1434 



pain 



Obtained by attempt- 

 ing to seem happy 1023 



, Prosperity in endan- 

 gered lands 2555 



, Unity of perfection and 3550 



HARBORS, Abundant 93 



Formed by coral reefs . *1436 



HARDNESS, Yielding pro- 

 tects better than 3795 



HARM Greater from prod- 

 ucts of Bacteria than from 



the organisms 



HARMFULNESS of Fear 



1680 

 3573 



paroxysm 



HARMONY, Ability to fix on 



particular part in a 285 



, Actions in, with Na- 

 ture 30 



in Art due to elimina- 

 tion 238 



amid Diversity *1437 



, Hearing blunted by. . . 3562 



- Increasing, with envi- 

 ronment 2041 



of Nature *1438-39 



of Nature Geology ... 1358 



of Nature and human 



mind 



of Nature Mathemat- 



ics 



of Pentateuch, with 



archaeology 



Result of division 



*1440 

 2107 



Sought by theology. . . 



inth n ' 



2535 

 1906 

 1358 

 320 

 *1441, 3486 



le Soul, 

 of the Universe. 



, (See also UNIFORMITY.) 



HARP Derived from bow- 

 string , . *1442 



HARPOONS, Grip of 3443 



HARVEST, Great, from scan- 

 ty sowing . *1443 



HARVESTER and Thresher. 351 



HARTZ, Fossils of 1317 



HASHISH, Intoxication pro- 

 duced by 1745 



, Perception disturbed by 2542 



HASHISH, Volition weakened 



by 3677 



HASTINGS, Battle of 2451 



HAWAII, Volcanoes of *1444 



HAWK the Farmer's ally . . . *1445 



, Shrike has hawk's bill. 3521 



, Terror of 3378 



HEALING of Earth's scars. 1438 

 HEALTH Conduces to mo- 

 rality *1447 



, Ecstacy of 964 



, Ownership and mental. 2495 



by Removal of impur- 

 ities *1446 



in the Tropics India. 2640 



in Tropical lands *1448 



HEALTHFULNESS, Science 



increases 1934 



of Sun-light 1941 



HEARING Among astrono- 

 mers 



Blunted by harmony . . 



of One's own name .... 



, Sense of in bees . 



3070 

 3562 

 300 

 *1449 



HEART, Beating of the, un- 

 conscious 399, 1609 



, Change of 465 



, Incessant beating of . . . 2874 



, Learning by ......... 24 



Outstripped by intel- 

 lect 1712 



Revolts from Atheism . 264 



HEARTH as Type of home. . *1450 

 HEAT Absorbed by atmos- 

 phere 999 



, Activity of brain pro- 

 duces local 396 



, All work result of 1012 



of the Atmosphere .... *1461 



in Atomic motion 279 



, Brain benumbed by.. . 397 



, Check of radiant 2935 



and Cold 868, 1557 



, Contraction of bulk 



may sustain, of sun 633 



, Contraction of sun 



evolves 769 



Converted into work. . 1008 



Convertible 611 



, Crystallization through 3484 



Developed by chemis- 

 try. ..... . . . *1455 



ity. 



Developed by electric- 



1455 

 106 



- Disappears in work. . . . 



Dissipated by hot 

 springs 2680 



of Earth constant 71 



, Earth losing 939 



, Effect of, resistless. ... 979 



and Electricity. . .1048, *1453 

 , Friction a source of. . . . *1456 



, Gravity cause of 632 



, Hammering produces. 2258 

 , How produced in hu- 

 man body 2662 



of Human body. . .*1458-60 



, Ice supposed to be 



formed by 1534 



, Imponderable 2116 



, Increase of, from violet 



to red 1617 



, Influence of, on water. 1669 



Inseparably connected 



with motion and life 1305 



, Intensity of Rapidity 



of light 3726 



of Interior of Earth 3497 



Long known as motion 2261 

 is Molecular motion . . . 2267 



, Loss of, of earth *1457 



, Lowest temperature on 



sun exceeds earthly 3187 



Makes solid differ from 

 liquid 1021 



, Measure of the power 



of 2125 



, Measurements of, of 



sun 2128 



, Meteors cannot supply 



sun's 2162 



a Mode of motion 



*1451-52, 1466 



HEAT, Motion converted into 



2258,2267 



, Motion produced by . . . 2266 



, Motion reconverted in- 



into 2266 



a Necessary element. . . 3305 



, Partnership of, and 



cold 2513 



, Plants need uniform. . . *1462 



, Power exerted by 106 



, Power of sun's 999 



, Powers derived from. . 3304 



Producing cold *1463 



.Protection of tree 



against loss of 2776 



Proved not a substance *1464 



, Radiation as sustain- 

 ing sun's 2820 



, Rays of spectrum rich 



in 2686 



Restored in downward 



now of river 2927 



a Result of food 1262 



a Result of motion. . . . *1454 



, Science may yet mine 



for 1465 



, Self adjustment to 561 



, Source of the sun's. . . . 3155 



.Space draining plants 



of 2818 



, Sterilizing by 3031 



Stored in lime 612 



of Sun constant 3295 



of Sun measured by, 



of coal 2128 



of Sun Source of ter- 



restial motion 613 



of Sun in space 1019-3695 



, Sun's direct 795 



, Supply of, within the 



earth *1465 



Supposed to be matter. *1466 

 , Thrills of, measured ... 1 1 18 



Transformed to force .. *1467 



Transformed into mo- 



tion *1468 



, Transmission of radiant 3476 



, Tyndall's lecture on 



Criticism 3186 



, Water a poor conductor 



of 3699 



, Waves of, like waves of 



light 3715 



, White covering pro- 

 tects from 535 



. (See also CLIMATE; 



TEMPERATURE.) 



HEAT-ENGINES, Constantly 



improved 1297 



HEATHEN, Rites of the 1567 



HEAT-WAVES Contrasted 



with light rays 2683 



HEAVEN, Dante's concen- 

 tric spheres of 673 



, Herschel "bursts the 



barriers of" 579 



, the Mariner's guide in. 2633 



, A new 3209 



, Rain brings fertility 



from 914 



, Vault of 3646 



HEAVENS, Ancient knowl- 

 edge of the 1790 



, Ancients regard the, as 



made of glass 3626 



, Changes in the 3222 



, Herschel's exploration 



of the 3171 



.Investigation of all " 



stars in the 153 



, Knowledge of 2967 



, Labryinth of the 250 



, Mapping of the 3392 



, Mechanism of the 1401 



, a Photographic survey 



of the 2591 



, Structure of the 3257 



, Splendor of the 1680 



, Stars lost from the 3208 



HEBREWS, Iron among the 1766 



, Poetry of ; . . . . 1025 



HEIGHT, Different estimates 



from same 2858 



