TY - JOUR T1 - Note on the Formation and Phenomena of Clouds JF - Proceedings of the Royal Society of London (1854-1905) VL - 17 SP - 317 EP - 319 PY - 1868/01/01/ UR - http://dx.doi.org/10.1098/rspl.1868.0058 M3 - doi:10.1098/rspl.1868.0058 AU - Tyndall, J. ER -