by (United States)Herbert S.Kindler;by (United States)Ashley Bryan; by (United States)Robert E.Swindle;by (United States)John Algeo; by (United States)Herbert Schildt;by (United States)Joseph Fred Chabot; by (United States)Herbert A. deViries;by (United States)H.J. de Blij; by (United States)Robert B.Maddux;by (United States)Robert B.M.; by (United States)Robert S.Feldman;by (United States)Charles P.Bonini; by (United States)Robert G.Sanom;by (United States)D.Ctystal; by (United States)Robert S.F.;by (United States)Donald E.K.; by (United States)Robert Wesson;by (United States)H.Klehr; by (United States)Herbert P.Neff,Jr.;by (United States)Andre A.Moenssens;