by (United States)K.Davis;by (United Kingdom)C.C.Fries; by (United States)D.David;by (United Kingdom)R.Fox; by (United States)G.Jones;by (United Kingdom)S.G.Davies; by (United States)K.J.Gasvik;by (United Kingdom)V.A.Smith; by (United States)K.Ellis;by (United Kingdom)M.West; by (United States)M.Maggs;by (United Kingdom)C.E.Eckersley; by (United States)K.Seeger;by (United Kingdom)R.A.Smith; by (United States)R.Jordania;by (United Kingdom)C.Krone; by (United States)C.F.Bird;by (United Kingdom)D.Briggs; by (United States)G.Taylor;by (United Kingdom)C.Walter;