C. LFLY -Velocities of the 



open Panama Cunnl" 



HIGH AND LOW WATER LINES 



AT 



SPRING TIDE. 



SUEZ-CANAL 



(1871—1876) 



PANAMA CANAL + 



Ml Mll.kkWI \S 



RED ATLANTIC 



MEAN SEA-LEVEL 



SEA OCEAN 



6* 76 



BITTER LAKES 



SUEZ-CANAL 



A. AS ORIGINALLY EXECUTED. 



LOW WATER 



4* 3=30i-Mf 



B IN EXECUTION 



LOW WATER . 



3 IS.KM 



L S 



5 È 



PROFILES 



LOW WATER 



LOW WATER 



Illl. II Mi [11.1 1 \RI A-. ARE 

 RELATIVE TU THOSE PARTS 

 OF THE TWO CANALS IN 

 WHICH THE VELOCITIES OF 

 THE CURRENT WILL BE LITTLE 

 DIFFERENT 



PANAMA-CANAL 



A. IN LOW COUNTRY 



"» 3 = 7*6 M 1 



I I i\\ WATER ~» 



SCALE OF THE PROFILES 1 lOnu 



C iiREATIA WIDENED PART NEAR PACIFIC. 



Proceedings Royal Acad. Amsterdam. Vol. IX. 



