by (United States)L.McClelland;by (United Kingdom)J.D.O'connor; by (United States)M.Alexander;by (United Kingdom)J.Donne; by (United States)J.Mehra;by (United Kingdom)J.L.Matin; by (United States)L.Childs;by (United Kingdom)M.P.Cohn; by (United States)J.Milton;by (United Kingdom)J.Ford; by (United States)L.B.Okun;by (United Kingdom)I.S.Towner; by (United States)L.H.Peebles;by (United Kingdom)G.Scott; by (United States)L.Schinke-Llano;by (United Kingdom)P.W-Jones; by (United States)J.Kestin;by (United Kingdom)J.F.Lee; by (United States)J.S.Kenyon;by (United Kingdom)J.W.Lewis;