Red River to Appomattox by Random House, $20.00. After twenty years of work, the author has completed his remarkably detailed account of the Civil War. He declines to call it a history, perhaps because he belongs to no academic school, perhaps merely because he loves absurd minor incidents and the comic asides to which both Rebels and Yankees were addicted. The work is, however, too dense with facts and too intricately organized to pass off as “narrative.” It presupposes serious interest and requires serious application. Maps..