TY - JOUR T1 - On the Physical Phenomena of Glaciers. Part I. Observations on the Mer de Glace JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 149 SP - 261 EP - 278 PY - 1859/01/01/ UR - http://dx.doi.org/10.1098/rstl.1859.0014 M3 - doi:10.1098/rstl.1859.0014 AU - Tyndall, J. ER -