TY - JOUR T1 - Report to the Committee on Solar Physics on the Basic Lines Common to Spots and Prominences JF - Proceedings of the Royal Society of London (1854-1905) VL - 29 SP - 247 EP - 265 PY - 1879/01/01/ UR - http://dx.doi.org/10.1098/rspl.1879.0046 M3 - doi:10.1098/rspl.1879.0046 AU - Lockyer, J. ER -