by (United States)P.Hartwell;by (United Kingdom)R.L.Hillerich; by (United States)J.Carter;by (United Kingdom)R.Miller; by (United States)R.Larsen;by (United Kingdom)R.D.Milne; by (United States)P.Hartman;by (United Kingdom)M.C.Irwin; by (United States)J.N.Hook;by (United Kingdom)L.A.Hill; by (United States)E.K.Co;by (United Kingdom)R.C.Holland; by (United States)I.Porges;by (United Kingdom)R.Phillipson; by (United States)I.Satake;by (United Kingdom)R.J.Silvaster; by (United States)H.Cohn;by (United Kingdom)R.B.Cooper; by (United States)P.Choy;by (United Kingdom)R.A.Close;