TY - JOUR T1 - On the Enhanced Lines in the Spectrum of the Chromosphere JF - Proceedings of the Royal Society of London (1854-1905) VL - 68 SP - 178 EP - 188 PY - 1901/01/01/ UR - http://dx.doi.org/10.1098/rspl.1901.0036 M3 - doi:10.1098/rspl.1901.0036 AU - Lockyer, N. AU - Baxandall, F. ER -