MY SON, MY SON!Howard Spring Viking ($2.50).
Unlike U. S. book reviewers, who rarely write novels, British book reviewers turn novelists almost as naturally as cocoons turn into moths. While this metamorphosis seldom produces a first-rate novel, it does produce, from plain readers' viewpoint, a pleasing bulk of readable fiction. With their ears continually close to readers' hearts, no one learns better than book reviewers that the warmest heart beats are stimulated by a readable story, lively plot, colorful atmosphere, easy prose, a minimum of literary pioneering. Thus informed, British reviewers, with a...