TY  - JOUR
T1  - Second Part of the Supplement to the Two Papers on Mortality Published in the Philosophical Transactions in 1820 and 1825. 
JF  - Proceedings of the Royal Society of London (1854-1905)
VL  - 13
SP  - 228
EP  - 229
PY  - 1863/01/01/
UR  - http://dx.doi.org/10.1098/rspl.1863.0053
M3  - doi:10.1098/rspl.1863.0053
AU  - Gompertz, B.
ER  -