TY - JOUR T1 - Note on an Extension of the Comparison of Magnetic Disturbances with Magnetic Effects Inferred from Observed Terrestrial Galvanic Currents; and Discussion of the Magnetic Effects Inferred from Galvanic Currents on Days of Tranquil Magnetism. JF - Proceedings of the Royal Society of London (1854-1905) VL - 18 SP - 183 EP - 185 PY - 1869/01/01/ UR - http://dx.doi.org/10.1098/rspl.1869.0045 M3 - doi:10.1098/rspl.1869.0045 AU - Airy, G. ER -