TY - JOUR T1 - Continuation of the Subject of a Paper Read Dec. 22, 1853 JF - Proceedings of the Royal Society of London (1854-1905) VL - 7 SP - 1 EP - 4 PY - 1854/01/01/ UR - http://dx.doi.org/10.1098/rspl.1854.0002 M3 - doi:10.1098/rspl.1854.0002 AU - Pollock, F. ER -