TY - JOUR T1 - A Supplement to Two Papers Published in the Transactions of the Royal Society, "On the Science Connected with Human Mortality;" The One Published in 1820, and the Other in 1825 JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 152 SP - 511 EP - 559 PY - 1862/01/01/ UR - http://dx.doi.org/10.1098/rstl.1862.0026 M3 - doi:10.1098/rstl.1862.0026 AU - Gompertz, B. ER -