by (United Kingdom)H.D.Greene;by (United Kingdom)E.D.Knuth;by (United Kingdom)K.Hoffman; by (United Kingdom)G.Draper;by (United Kingdom)E.Sather;by (United Kingdom)A.Mack; by (United Kingdom)P.Jones;by (United Kingdom)M.Schmidt;by (United Kingdom)P.Rogers; by (United Kingdom)D.McQuade;by (United Kingdom)R.Atwan;by (United Kingdom)L.Woolf; by (United Kingdom)G.J.Bullen;by (United Kingdom)D.J.Greenslade;by (United Kingdom)K.M.Watson...et a by (United Kingdom)M.Born;by (United Kingdom)E.Wolf;by (United States)A.Ghatak; by (United Kingdom)H.J.Phaff;by (United Kingdom)M.W.Miller;by (United Kingdom)E.M.Mrak; (United Stat by (United Kingdom)K.Hoffman;by (United Kingdom)R.Lunze;by (United States)W.L.Johnson; by (United Kingdom)B.D.Graver;by (United Kingdom)E.C.Gruber; by (United Kingdom)G.Greene;by (United Kingdom)W.Gerhardie;