by (United States)G.H.F.Diercksen;by (United States)S.Wilson;by (United Kingdom)G.J.Bullen; by (United States)E.D.Eaves;by (United States)R.L.Wilson;by (United Kingdom)H.D.Greene; by (United States)D.H.Norrie;by (United States)G.Vries;by (United Kingdom)P.Tong; by (United States)J.Eisen;by (United States)S.Troy;by (United Kingdom)M.Booth; by (United States)S.R.Heller;by (United States)G.W.A.Milne;by (United Kingdom)B.J.Millard; by (United States)G.O.Abell;by (United States)B.Singer;by (United Kingdom)M.Buckby; by (United States)P.J.Hilton;by (United States)G.Young;by (United Kingdom)J.C.Jaegor; by (United States)S.C.Port;by (United States)C.J.Stone;by (United Kingdom)D.Rowntree; by (United States)A.Syoboda;by (United States)D.E.White;by (United Kingdom)G.F.Weston; by (United States)S.Brody;by (United States)S.Axelrad;by (United Kingdom)V.Newey;