TY - JOUR T1 - On the Velocity of Crookes' Cathode Stream JF - Proceedings of the Royal Society of London (1854-1905) VL - 52 SP - 331 EP - 332 PY - 1892/01/01/ UR - http://dx.doi.org/10.1098/rspl.1892.0079 M3 - doi:10.1098/rspl.1892.0079 AU - Kelvin, L. ER -