TY - JOUR T1 - A Study of Catalytic Actions at Solid Surfaces. I. Hydrogenation of Unsaturated Fats in the Liquid State in Presence of Nickel JF - Proceedings of the Royal Society of London. Series A, Containing Papers of a Mathematical and Physical Character (1905-1934) VL - 96 IS - 675 SP - 137 EP - 146 PY - 1919/09/04/ UR - http://dx.doi.org/10.1098/rspa.1919.0044 M3 - doi:10.1098/rspa.1919.0044 AU - Armstrong, E. AU - Hilditch, T. ER -