The Lane Fleming collection of early pistols and revolvers was one of the best in the country. When Fleming was found dead on the floor of his locked gunroom, a Confederate-made Colt-type percussion .36 revolver in his hand, the coroner's verdict was "death by accident." But Gladys Fleming had her doubts. Enough at any rate to engage Colonel Jefferson Davis Rand--better known just as Jeff--private detective and a pistol-collector himself, to catalogue,...