TY - JOUR T1 - A Development of the Theory of Cyclones JF - Proceedings of the Royal Society of London (1854-1905) VL - 12 SP - 385 EP - 386 PY - 1862/01/01/ UR - http://dx.doi.org/10.1098/rspl.1862.0078 M3 - doi:10.1098/rspl.1862.0078 AU - Galton, F. ER -