TY - JOUR T1 - On the Nature of the Light Emitted by Heated Tourmaline JF - Proceedings of the Royal Society of London (1854-1905) VL - 10 SP - 503 EP - 505 PY - 1859/01/01/ UR - http://dx.doi.org/10.1098/rspl.1859.0096 M3 - doi:10.1098/rspl.1859.0096 AU - Stewart, B. ER -