TY - JOUR T1 - On the Illumination of Lines of Molecular Pressure, and the Trajectory of Molecules. JF - Proceedings of the Royal Society of London (1854-1905) VL - 28 SP - 102 EP - 111 PY - 1878/01/01/ UR - http://dx.doi.org/10.1098/rspl.1878.0098 M3 - doi:10.1098/rspl.1878.0098 AU - Crookes, W. ER -