by (United Kingdom)I.L.Finar;by (United States)L.F.Fieser; by (United Kingdom)A.S.Hornby;by (United States)L.R.Hilsen; by (United Kingdom)I.S.Towner;by (United States)J.M.Eisenberg; by (United Kingdom)R.King;by (United States)L.K.Su; by (United Kingdom)I.L.Finar;by (United Kingdom)I.L.Finar; by (United Kingdom)R.E.Parker;by (United States)D.F.Falk; by (United Kingdom)G.Pisier;by (United States)I.Singer; by (United Kingdom)L.Jones;by (United States)E.F.Kloin; by (United Kingdom)P.R.Webb;by (United States)I.Porges; by (United Kingdom)I.G.Main;by (United States)L.Meirovitch;