TY - JOUR T1 - The Effect of Small Traces of Water Vapour on the Velocities of Ions Produced by Rontgen Rays in Air JF - Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character (1905-1934) VL - 84 IS - 569 SP - 173 EP - 181 PY - 1910/07/28/ UR - http://dx.doi.org/10.1098/rspa.1910.0068 M3 - doi:10.1098/rspa.1910.0068 AU - Lattey, R. ER -