by (United States)R.H.Hammond;by (United States)W.B.Rogers;by (United States)D.E.Johnson; by (United States)R.L.Dekeck;by (United States)H.B.Gray;by (United States)D.C.Harris; by (United States)E.G.Dolan;by (United States)D.E.Linsey;by (United States)E.G.Dolan; by (United States)R.Bott;by (United States)W.L.Tu;by (United States)F.H.Croon; by (United States)R.G.White;by (United States)J.G.Walker;by (United States)W.H.Ailor; by (United States)R.L.Sproull;by (United States)W.A.Phillips;by (United States)D.Visconti; by (United States)D.R.Bates;by (United States)B.Bederson;by (United States)R.Balian; by (United States)G.D.Kraft;by (United States)W.N.Toy; (United States)D.F.Stout; by (United States)J.R.Green;by (United States)D.Margerison;by (United States)R.V.Hogg; by (United States)Philip L.Stein;by (United States)Bruce M.Rowe;by (United States)Ben E.Johnson;