by (United States)D.R.Turner;by (United Kingdom)G.C.Thornley; by (United Kingdom)G.C.Thornley;by (United Kingdom)G.C.Thornley; by (United States)D.Daiker;by (United Kingdom)A.S.Hornby; by (United States)R.D.Juday;by (United Kingdom)G.L.Esley; by (United States)J.C.Slater;by (United Kingdom)G.K.Woodgate; by (United States)D.Tannen;by (United Kingdom)A.Warner; by (United States)J.E.Rowley;by (United Kingdom)G.Chandler; by (United Kingdom)B.Ford;by (United Kingdom)G.C.Thornley; by (United States)G.H.Richter;by (United Kingdom)D.C.Nonhebel; by (United States)D.H.Perkins;by (United Kingdom)D.H.Perkins;