by (United States)P.S.Maitland;by (United Kingdom)J.H.S.Blaxter...et al; by (United States)H.D.Holland;by (United Kingdom)D.Riley...et al; by (United States)D.Teplitz;by (United Kingdom)I.R.Gekker...et al; by (United States)H.J.Rogers;by (United Kingdom)J.H.Burnett ...et al; by (United States)K.M.Lyons;by (United Kingdom)V.Fretter...et al; by (United States)T.D.Wheclick;by (United Kingdom)J.Boxall...et al; by (United States)T.Torok...et al;by (United Kingdom)D.H.Willians...et al; by (United States)J.Avery;by (United Kingdom)A.H.Guth...et al; by (United States)J.F.Bone;by (United Kingdom)J.Cohen...et al; by (United States)R.H.Sabersky...et al;by (United Kingdom)J.F.Douglas...et al;