TY - JOUR T1 - Further Discussion of the Sun-Spot Spectra Observations Made at Kensington JF - Proceedings of the Royal Society of London (1854-1905) VL - 40 SP - 347 EP - 362 PY - 1886/01/01/ UR - http://dx.doi.org/10.1098/rspl.1886.0050 M3 - doi:10.1098/rspl.1886.0050 AU - Lockyer, J. ER -