Down the World's Most Dangerous River. By Clyde L. Eddy, member of the A. PH. A. and formerly Editor of The Druggists Circular. There is a foreword by Fred S. Dellenbaugh, one of the surviving members of Major Powell's valiant band. The book is published by Prederick A. Stokes Co., 443 Fourth Ave., New York City, Price $2.50