... February-April0,050,0 10 0,0 15 0,0200,0250,0 19 51 1953 19 55 19 57 19 59 19 61 1963 19 65 19 67 19 69 19 71 1973 19 75 19 77 19 79 19 81 1983 19 85 19 87 19 89 19 92 19 94 19 96 19 98 May-June0,050,0 10 0,0 15 0,0200,0250,0 19 51 1953 19 55 19 57 19 59 19 61 1963 19 65 19 67 19 69 19 71 1973 19 75 19 77 19 79 19 81 1983 19 85 19 87 19 89 19 92 19 94 19 96 19 98 ... July-October0,050,0 10 0,0 15 0,0200,0250,0 19 51 1953 19 55 19 57 19 59 19 61 1963 19 65 19 67 19 69 19 71 1973 19 75 19 77 19 79 19 81 1983 19 85 19 87 19 89 19 92 19 94 19 96 19 98 November-January0,050,0 10 0,0 15 0,0200,0250,0 19 51 1953 19 55 19 57 19 59 19 61 1963 19 65 19 67 19 69 19 71 1973 19 75 19 77 19 79 19 81 1983 19 85 19 87 19 89 19 92 19 94 19 96 19 98 ... Interaction Studies – Solids, Liquids and Gases 332 February-April0,050,0 10 0,0 15 0,0200,0250,0 19 51 1953 19 55 19 57 19 59 19 61 1963 19 65 19 67 19 69 19 71 1973 19 75 19 77 19 79 19 81 1983 19 85 19 87 19 89 19 92 19 94 19 96 19 98...