London, proportion of its annual mortality to its population, i. 406???410 ???the void made by the great number of deaths, filled by the redundant births from the country, 410, 411???the effects of the dreadful plague in 1666 were not perceptible fifteen or twenty years after, 520??? its effect in producing such improvements as have completely eradicated that disorder, in ii. 258. 305, 306???error