(United States)W.Theiheimer;by (United Kingdom)P.W.Atkins; (United States)W.T.Rcich;by (United Kingdom)R.G.Ham; (United States)J.Daintith;by (United Kingdom)H.J.Gray; (United States)P.Davies;by (United Kingdom)A.Evison; (United States)P.E.Glasor;by (United Kingdom)J.E.Allen; (United States)C.Laird;by (United Kingdom)R.Dhillon; (United States)Henry Freiser;by (United Kingdom)T.S.Ma; (United States)J.M.Burgers;by (United Kingdom)D.E.Edmunds; (United States)D.B.Guralnik;by (United Kingdom)J.Whitcut; (United States)T.Chivers...et al;by (United Kingdom)C.L.Youing;