Ku Klux Klan--F. Scott Fitzgerald--John Held--flappers--Lindbergh--transportation--jazz--King Oliver--Louis Armstrong--Duke Ellington--George Gershwin--Depression--radio--advertising--Babe Ruth--Johnny Weissmuller--Knute Rockne--Jack Dempsey--Prohibition--bootleggers--capital punishment--Robert Benchley--Dorothy Parker--Edna St. Vincent Millay--Henry Louis Mencken--Langston Hughes--Eugene O'Neill--Sinclair Lewis--Calvin Coolidge--Richard Byrd--Marcus Garvey--Will Rogers--Billy Mitchell--Alfred E. Smith--Jimmy Walker--William Jennings Bryan--Clarence Darrow--Rudy Valentino--Greta Garbo--Burma Shave.