Philadelphia, its situation, i. 74 ----, population, i. 76 ----, diseases between 1760 and 1766, and 1805, iv. 365 Purges, useful in the bilious fever of 1780, i. 127 ----, ----, in the yellow fever of 1793, iii. 231 ----, objections to them answered, iii. 243 Pulse, state of, in old people, i. 439 ----, in the yellow fever of 1793, in persons not confined with it, iii. 157 ----, in fevers, when it indicates blood-letting, iv. 316 Putrefaction, does not take place in the blood, iii. 43 Pregnancy, a morbid state of the system, iv. 349 ----, effects of blood-letting in relieving its diseases, iv. ibid. Parturition, a disease, iv. 353 ----, effects of blood-letting in lessening its pains, iv. ibid. Q. Quarantine laws, their inefficacy to prevent a yellow fever, iv. 218 ----, their evils, iv. ibid. R. Rain, usual quantity in Pennsylvania, i. 72 Revolution, American, its influence upon the human body and mind, i. 279 S. Snow, common depth in Pennsylvania, i. 91 Sweating described among the Indians of North-America, i. 22 Scarlatina anginosa of 1783 and 1784 described, i. 138 ----, additional observations on, i. 147 ----, prevented by gentle purges, i. 151 ----, cured by emetics in its forming state, i. 150 Salt, common, useful in the hæmoptysis, i. 192 ----, in destroying worms, i. 230 Sugar, useful in destroying worms, i. ibid. Spirits, ardent, their effects upon the human body and mind, i. 337 ----, diseases produced by them, i. 343 ----, their effects on property, i. 347 ----, substitutes for them, i. 353 ----, persons predisposed to their use, i. 360 ----, their influence upon the population of the United States, i. 364 Sweats, useful in the yellow fever of 1803, iv. 140 Salivation, its usefulness in the yellow fever of 1793, iii. 284 ----, ----, of 1794, iii. 411 ----, ----, of 1797, iv. 49 ----, ----, of 1798, iv. 81 Small-pox, new mode of inoculating for, i. 311 T. Tetanus, its causes, i. 248 ----, its remedies when from wounds, i. 256 ----, ----, when from other causes, i. 259 W. Winters, cold, in Pennsylvania, i. 76, 77, 79 Winds, common, in Pennsylvania, i. 90 Water, cold, disease from drinking it when the body is preternaturally heated, i. 184 Worms, natural to young children, and to young animals, i. 218 ----, intended, probably, to prevent disease, i. 219 ----, destroyed by medicines that act mechanically and chemically upon them, i. 128 Wounds, gun-shot, in joints, followed by death, i. 274 FINIS. * * * * * LATELY PUBLISHED,