TY - JOUR T1 - Researches on the Atomic Weight of Thallium. JF - Proceedings of the Royal Society of London (1854-1905) VL - 20 SP - 475 EP - 483 PY - 1871/01/01/ UR - http://dx.doi.org/10.1098/rspl.1871.0092 M3 - doi:10.1098/rspl.1871.0092 AU - Crookes, W. ER -