TY - JOUR T1 - Further Researches on the Polarity of the Diamagnetic Force JF - Proceedings of the Royal Society of London (1854-1905) VL - 7 SP - 555 EP - 558 PY - 1854/01/01/ UR - http://dx.doi.org/10.1098/rspl.1854.0125 M3 - doi:10.1098/rspl.1854.0125 AU - Tyndall, J. ER -