by (United States)J.C.Slater;by (United Kingdom)G.K.Woodgate; by (United States)J.C.Slater;by (United Kingdom)P.Jorgensen; by (United States)J.C.PLOTT;by (United Kingdom)G.L.Pandit; by (United States)J.D.Lester;by (United Kingdom)S.Kanelli; by (United States)D.R.Turner;by (United Kingdom)G.C.Thornley; by (United States)J.Callaway;by (United Kingdom)J.M.Cassels; by (United States)J.D.Huston;by (United Kingdom)L.C.Knights; by (United States)J.Bobrow;by (United Kingdom)J.W.Corder; by (United States)J.Carter;by (United Kingdom)R.Miller; by (United States)J.E.Rowley;by (United Kingdom)G.Chandler;