\^ 



^43 

 A TEXTBOOK \'=?^l 



OF 



OCEANOGRAPHY 



BY 



J. T. JENKINS, D.Sc, Ph.D. 



AUTHOR OF "THE SEA FISHERIES" 



MBL/WHOI 

 LIBRARY 



Woods Hole, MA 

 Marine Biological Laboratory 

 Woods Hole Océanographie 

 Institution 



LONDON 



CONSTABLE & CO. LTD 



IO-I2 ORANGE STREET, W.C. 2 

 1921 



