by (United States)K.J.Astrom;by (United Kingdom)W.R.Ashby; by (United States)K.J.Gasvik;by (United Kingdom)V.A.Smith; by (United States)E.E.Wahlstrom;by (United Kingdom)R.C.Evans; by (United States)R.C.Aukerman;by (United Kingdom)W.S.Allen; by (United States)K.Sandberg;by (United Kingdom)W.M.Smyth; by (United States)L.Elsbree;by (United Kingdom)W.R.Ebbitt; by (United States)K.Ellis;by (United Kingdom)M.West; by (United States)K.Seeger;by (United Kingdom)R.A.Smith; by (United States)M.Morton;by (United Kingdom)W.Grassie; by (United States)S.H.Maron; (United Kingdom)W.B.Brown;