Characteristics of the water-masses of the Philippine, Kermadec and Tonga Trcnchc^ 42 ^ 

 St. 431. Philippine Trench. 10^ 21' N. 126- 38' r. 4 5/« I4M 



(fl) Thermometer not absolutely reliable. 

 St. 440. Philippine Trench. 10°25'N. 126 40' F. 14/8 1951 



St. 677. Kermadec Trench. 28°38'S. 175° 53' W. 4-5/3 1952 



