332 Index. 



HEALTH in relation to moisture, etc., 13 



Heart's action feeble in present Epidemic Era, 235 



and Lungs, sympathy between them, 253 



Heat a motor power, especially in germ development, 71 



as a factor of disease, 288 



, its depth within the Earth, 312 



a Repellent force between Atoms, 70 



Herschel, Sir J., upon authentic weights and measures, 227 



IMPRESSIONS on each kind of germ, and impetus by the tangent 



compared, 68 

 Inertia, passiveness of, 44 



JOINTS, not muscles, the correct location for taking cognizance of 

 resistance and weight, 117 



LANGUAGE of Science inexact, 41 



Leaf in relation to the density of Wood, 140 



in relation to the Bark of Wood, 138 



Leprosy an early infectious disease, 17 



, did Pompey's Army bring it from Egypt ? 168 



, when it first reached England, 162 



appeared in Europe, 167 



, its infectious and hereditary conditions, 172 

 in the days of Moses not hereditary, 173 



, true, not mentioned in history from 750 to 64 B.C., except in 

 Egypt, 210 



, its origin by Manetho, 211 

 Light, undulatory theory of, some things which favour it, 76 



in relation to colour, 5, 75 

 Lime in sea-water, 306 



, proportion of, between stratified rock and granite, 305 



, Supply from Eruptive rocks, 309,315 

 Lung affection in Cattle, 248 

 Lungs, Chronic congestion and its diagnosis, 241 



MAGNETISM and Attraction, 149 



, Electro, Earth's poles N. and S., 292 



Mammalia, homologies of limbs and pelvis in, 115 



Matter permeated by Antagonistic fluids, 56 



Mechanism, principles of, in Animal and Vegetable Kingdom, 



8, 135. *42 

 , principles and laws of Nature in union with each other, 142 



