MINNEAPOLIS ! ! ONE AND ONE-THIRD RATE has beengranted for the round trip to the convention of the American Water Works Association, August 21-23 next. Remember It is necessary to show a certificate from the agent of whom you purchase your ticket to entitle your to the reduced rate for the return journey. ACTIVE AND ASSOCIATE MEMBERS AND VISITORS will please be careful to obtain such certificate, no matter how short a distance they have to travel. PETER MILNE, Secretary, William st., New York. JAMES P. DONOHUE, President, Davenport, In.