TY - JOUR T1 - The Production and Properties of Soft Rontgen Radiation JF - Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character (1905-1934) VL - 85 IS - 576 SP - 99 EP - 118 PY - 1911/04/11/ UR - http://dx.doi.org/10.1098/rspa.1911.0025 M3 - doi:10.1098/rspa.1911.0025 AU - Whiddington, R. ER -