TY - JOUR T1 - The Absorption Spectra of Vapours of the Alkali Metals JF - Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character (1905-1934) VL - 83 IS - 564 SP - 421 EP - 428 PY - 1910/03/22/ UR - http://dx.doi.org/10.1098/rspa.1910.0031 M3 - doi:10.1098/rspa.1910.0031 AU - Bevan, P. ER -