by (Singapore)Y.K.Lim;by (United States)F.H.Field; by (Singapore)J.B.Heaton;by (United States)J.B.Hogins; by (United States)L.P.Lim;by (United States)J.Seidl; by (United States)M.A.Hitt;by (United States)F.E.Kast; by (United States)G.Bloom;by (United States)F.A.Cartier; by (United States)A.Evett;by (United States)F.J.Tipler; by (United States)D.K.Cheng;by (United States)F.E.Dart; by (United States)J.F.White;by (United States)F.B.Vook; by (United States)D.Freedman;by (United States)F.O.Rice; by (Netherlands)M.Fitting;by (United States)F.Hennie;