by (United Kingdom)M.D.M.Mackenzie;by (United States)N.McCutchan; by (United Kingdom)M.A.Munem;by (United States)S.Maclane; by (United Kingdom)R.Mackin;by (United States)M.Maggs; by (United Kingdom)C.Dickens;by (United States)C.G.Draper; by (United Kingdom)D.Hacker;by (United States)J.N.Hook; by (United Kingdom)G.N.Leech;by (United States)L.McCleand; by (United Kingdom)M.J.C.Echeruo;by (United States)M.H.Abrams; by (United Kingdom)M.Mackee; (United States)J.Riss Fang; by (United Kingdom)M.P.Stevens;by (United States)H.Morawetz; by (United Kingdom)M.R.M.Rao;by (United States)W.T.Reid;