303 
the decrement of human life. 
of life is not to be obtained by taking an average of various 
decrements, but by adopting the extreme of all conceivable 
estimates, founded only on a hasty assertion of Mr. Morgan, 
and unsupported by any detailed report ; an estimate which 
makes the grand climacteric of mankind in this country, not 
a paltry fifty four, or the too much dreaded sixty three ; but 
no less than eighty two ! An age to which nearly one sixth 
of the survivors at ten are supposed to attain ! 
Climacterics , or greatest Decrements. 
Berlin, formerly. ... 38 
Breslau, 1695 
Montpellier, 1782. 
..67 
Deparcieux 
London, about 1733.40 
Formula 
Duvillard, France. 
. .67 
Carlisle 
Paris, formerly 40 
Brandenburg 
.65 
Sweden, 1762 
..68 
Ackworth, 1752 . 
••75 
Stockholm, 1762. . . .42 
Warrington, 1777 . 
. 6<; 
Chester, 1776 
. .68 
Kersseboom 
London, 1764 43 
London, 1815 46 
Northampton, 1757. 56 
Norwich, 1765 . . . . 
. 66 
Sweden, 1785 . . . . 
Holycross, 1760 . 
..70 
Finlaison 
E. O. Mr. B 
..78 
..82 
Believe me, dear Sir, 
Your faithful and obedient Servant, 
THOMAS YOUNG. 
Park Square, 28 Feb. 1826. 
