TY - JOUR T1 - On Line Spectra of Boron and Silicon JF - Proceedings of the Royal Society of London (1854-1905) VL - 35 SP - 301 EP - 304 PY - 1883/01/01/ UR - http://dx.doi.org/10.1098/rspl.1883.0053 M3 - doi:10.1098/rspl.1883.0053 AU - Hartley, W. ER -