TY - JOUR T1 - Terrestrial Refraction in the Western Himalayan Mountains JF - Proceedings of the Royal Society of London (1854-1905) VL - 55 SP - 217 EP - 218 PY - 1894/01/01/ UR - http://dx.doi.org/10.1098/rspl.1894.0031 M3 - doi:10.1098/rspl.1894.0031 AU - Walker, J. ER -