TY - JOUR T1 - Note on the Determination of Magnetic Inclination in the Azores JF - Proceedings of the Royal Society of London (1854-1905) VL - 31 SP - 237 EP - 238 PY - 1880/01/01/ UR - http://dx.doi.org/10.1098/rspl.1880.0021 M3 - doi:10.1098/rspl.1880.0021 AU - Thorpe, T. ER -