TY - JOUR T1 - Note on a New Form of Direct Vision Spectroscope JF - Proceedings of the Royal Society of London (1854-1905) VL - 41 SP - 449 EP - 452 PY - 1886/01/01/ UR - http://dx.doi.org/10.1098/rspl.1886.0109 M3 - doi:10.1098/rspl.1886.0109 AU - Liveing, G. AU - Dewar, J. ER -