TY - JOUR T1 - Notice of an Observation of the Spectrum of a Solar Prominence, by J. N. Lockyer, Esq JF - Proceedings of the Royal Society of London (1854-1905) VL - 17 SP - 91 EP - 92 PY - 1868/01/01/ UR - http://dx.doi.org/10.1098/rspl.1868.0011 M3 - doi:10.1098/rspl.1868.0011 AU - Lockyer, J. ER -