by (United States)G.Burns;by (United States)K.S.Brown; by (United States)J.Browne;by (United States)J.H.Brown; by (United States)G.Bristow;by (United States)W.D.Grogg; by (United States)G.V.Rao;by (United States)P.E.Burton; by (United States)G.Gratzer;by (United States)L.C.Brove; by (United States)P.G.Burke;by (United States)R.B.Bernstein; by (United States)G.Bloom;by (United States)F.A.Cartier; by (United States)G.Kothe;by (United States)K.P.Kamthan; by (United States)L.E.Long; (United States)K.S.Fu; by (United States)R.A.Alberty;by (United States)G.M.Barrow;