TY - JOUR T1 - On the Rigidity of the Earth JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 153 SP - 573 EP - 582 PY - 1863/01/01/ UR - http://dx.doi.org/10.1098/rstl.1863.0027 M3 - doi:10.1098/rstl.1863.0027 AU - Thomson, W. ER -