VERTICAL SCALE OF FATHOMS 
DIAGRAM 18 
Deep-Sea Deposits. 
The Voyage oT U.M .S.('h<iUeng<;r. 
PACIFIC OCEAN 
Longitiidixial Temperature Section 
From a Position in Lat.35°49.N. Long.l80',’W.to a Positron m Lat.38“9. N. Loa^. ]56':'ZS.W 
For explanation of Symbols see .Appendix 2 . 
H0RI70NTA*. SCALf OF NAUTICAL MILES 
£aigra\'vtl bv Mali^&Soas 
