140 THE MICROSCOPE. 



in clouds from the south-east toward the eastern 

 shores of South America ; and then, mark how 

 (Plate vn.) the arrows turn to the north-east 

 in their upper current, and bear along the very 

 course " the track of the Passat-Staub" from 

 which the winds have dropped their infusorial 

 visitors from the New World. 



12. Well may Maury conclude that he has 

 established the fact that there is a perpetual 

 upper current of air from South America to 

 North Africa, and that tallies have been put on 

 the air, and labels placed on the wings of the 

 wind, " to tell whence it cometh, and whither 

 it goeth." Thus the winds, uncertain and un- 

 stable as they are, would, if we could fully fol- 

 low them in their circuits, be found as obedient 

 to the laws of God as the planets are in their 

 paths ; and would as certainly proclaim to us 

 their Maker's praise, as the morning stars when 

 they " sang together." 



Who can tell what achievements are yet in 

 the future of Science, when thus the waves in 

 the lowest depths of Old Ocean, and the fickle 

 winds in their most wayward course through 

 the high heavens, can be called upon to reveal 



