32 



JUNGLE ISLAND 



Splash into it too heavily. Coming back from the 

 island is easier, even though it is rougher. The 

 wind increases through the day, but it is at our 



Fig. 15. The palm sail 



backs, and the men make a sail of broad palm 

 leaves tied together with tough jungle vine and 

 run before the wind (Fig. 15). 



We always looked up and down the channel of 

 the Canal, marked through the lake by red and 

 black buoys, but ocean freighters seldom get so 

 far from the locks this early in the morning, and 

 we found it safe to cross. If we had heard the 

 warning whistle of an approaching ship, we 

 should have hurried out of its way, watching for 



