by (United States)O.L.Chapman;by (United States)R.V.Stevens;by (United Kingdom)M.B.Trost; by (United States)J.L.Matson;by (United States)C.L.Frame;by (United Kingdom)M.Malvey; by (United States)G.O.Abell;by (United States)B.Singer;by (United Kingdom)M.Buckby; by (United States)M.Csorgo;by (United States)P.Revesz;by (United Kingdom)M.H.Degroot; by (United States)R.Iall;by (United States)V.Kuman;by (United Kingdom)R.A.Jacobs; by (United States)M.B.Wiener;by (United States)G.A.Pepper;by (United Kingdom)N.Harvey; by (United States)M.Kogan;by (United States)C.D.Herzog;by (United Kingdom)R.Meiggs; by (United States)J.Eisen;by (United States)S.Troy;by (United Kingdom)M.Booth; by (United States)R.V.Hogg;by (United States)A.T.Craig;by (United Kingdom)M.Kendall; by (United States)K.Murakami;by (United States)K.Ono;by (United Kingdom)M.P.Stevens;