(United States)Raynior L.Duncombe; (United States)Victor G.Szebehely;by (United Kingdom)G.V.Sherbet (United States)D.Allen; (United States)R.Hall;by (United Kingdom)M.Archer; (United States)D.L.Klass; (United States)G.H.Emert; (United Kingdom)W.Lorch; (United States)E.J.Kormondy; (United States)J.F.McCormick;by (United Kingdom)M.Begon; (United States)Allen I.Laskin; (United States)Hubert A.Lechevalier;by (United Kingdom)Claude A.Vill