TY - JOUR T1 - Experiments on the Length of the Seconds Pendulum at the Royal Observatory of Greenwich JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 121 SP - 459 EP - 488 PY - 1831/01/01/ UR - http://dx.doi.org/10.1098/rstl.1831.0027 M3 - doi:10.1098/rstl.1831.0027 AU - Sabine, E. AU - Taylor, T. ER -