40 THE Ll\ IXG CYCADS 



lines, or rather the monoplane is built along albatross 

 lines. They circle round and round the ship, sometimes 

 a mile ahead, sometimes a mile behind, sometimes so 

 close that you can see their eyes, but always without 

 apparent effort, often flying a mile without a perceptible 

 flexing of the wings (Fig. 15). 



