TY - JOUR T1 - An Account of Experiments for Determining the Variation in the Length of the Pendulum Vibrating Seconds, at the Principal Stations of the Trigonometrical Survey of Great Britain JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 109 SP - 337 EP - 508 PY - 1819/01/01/ UR - http://dx.doi.org/10.1098/rstl.1819.0024 M3 - doi:10.1098/rstl.1819.0024 AU - Kater, H. ER -