by (United Kingdom)E.A.V.Ebsworth;by (United States)W.Huckel; by (United Kingdom)W.E.Duckworth;by (United States)R.Naroll; by (United Kingdom)E.T.Copson;by (United States)F.John; by (United Kingdom)G.Longworth;by (United States)H.Bender; by (United Kingdom)W.R.Ebbitt;by (United States)J.Flynn; by (United Kingdom)A.I.Vogel;by (United States)W.Kemp; by (United Kingdom)M.A.Arthurs;by (United States)F.Ayres; by (United Kingdom)M.R.M.Rao;by (United States)W.T.Reid; by (United Kingdom)W.R.Ashby;by (United States)F.Csaki; by (United Kingdom)E.L.Epstein;by (United States)W.N.Francis;