VERTICAL SCALE OF FATHOMS 
DIAGRAM 18 
PACIFIC OCEAN 
Longitudinal Temperature Section 
From a Position m Lat.35°4S.N. Long.l80 <r WTo a Position m Lat.38°9 . N. Long. 156° 25 W 
For explanation of Symbols see -Appendix: 1 . 
HORIZONTAL SCALE OF NAUTICAL MILES 
Engraved bv Malby & Sons 
