[ 70 ] 
Tables, which were executed with great care and 
fidelity, will not be liable to any corfiderable 
errors ; and fuch errors, by continuing this ac- 
count for a period of years, will rnoft effectually 
be corrected. 
The following obfervations are offered as a fmall 
fpecimen of the conclulions, that may then, with 
more certainty, be deduced from fuch a regifter 
of mortality. 
From the following bills, which diftinguifh the 
ages at which the inhabitants die, it appears, as 
far as one year’s obfervation may be trufted, 
that, taking the whole town, i in 31,1 dies an- 
nually. This proportion, of deaths to the living, 
is probably too high, becaufe the births, upon an 
average, exceed the burials; a faff, which affords 
another proof, that the place is uncommonly 
healthy. Other faffs amply confirm this obferva- 
tion. 
Half the inhabitants, born in London, die un- 
der 2 years and three-quarters old ; in Vienna, 
under 2; in Mancnefter, under 5; in Norwich, 
under in Northampton, under 10 ; in Cbefter, 
this year, above half who died were 20 years 
old. 
Of all the children born in this city, 1 in 54. 
lives to above 70, and 1 in 15! attains 80 years 
of age; whereas in Northampton, only 1 in 2i±; 
in Norwich, 1 in 27; and in London, 1 in 40 
lives till 80. 
In the Hotel-Dieu, a large hofpital in Paris, 
above 1 in 5 dies, of all that are admitted; in St. 
Thomas’s and St. Bartholomew’s, in London, 1 in 
