On the rotatory character of some terrestrial magnetic disturbances at Greenwich and on their diurnal distribution
- 8 July 1910
- journal article
- Published by The Royal Society in Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character
- Vol. 84 (568), 85-92
- https://doi.org/10.1098/rspa.1910.0058