TY - JOUR T1 - The Bakerian Lecture: On Radiant Matter Spectroscopy: The Detection and Wide Distribution of Yttrium JF - Philosophical Transactions of the Royal Society of London (1776-1886) VL - 174 SP - 891 EP - 918 PY - 1883/01/01/ UR - http://dx.doi.org/10.1098/rstl.1883.0027 M3 - doi:10.1098/rstl.1883.0027 AU - Crookes, W. ER -