TY - JOUR T1 - On the Diurnal Variations of the Disturbances of the Magnetic Declination at Lisbon JF - Proceedings of the Royal Society of London (1854-1905) VL - 24 SP - 373 EP - 375 PY - 1875/01/01/ UR - http://dx.doi.org/10.1098/rspl.1875.0048 M3 - doi:10.1098/rspl.1875.0048 AU - Capello, J. ER -