Fig. 5- Caldera. Track of R.R.S. 'William Scoresby', June 4-6. Courses set east and west, except on the 

 limb immediately before St. WS 613. St. WS 612 was revisited after completion of St. WS 620. In this and 

 the following charts, the track of the ship is shown as a thin broken line, and the surface isotherms as heavier 

 continuous lines. 



.--^ 



I4°C- 



/ -nsl 73aJ ^(A 



1 605 604 603 602 

 \ I 



Fig. 6. Pichidanque Bay. Track of the ship, May 28-30. After St. WS 602 course set 270°; 



after St. WS 607 course set 090°. 



Fig. 7. Cape Carranza. Track of the ship. May 18-20. After St. WS 593 course set 270°; 



after St. WS 601 course set 280°. 



