MEXICO AND THE UNITED STATES. 341 



Haftens and the Captain, to whom I send my kindest remem- 

 brances.' 



Humboldt also addressed a letter to his sovereign, Frederick 

 William III., dated September 3, 1804, informing him that, 

 after an absence of five years, during which he had travelled 

 40,000 miles in South America, he had, a few weeks since, 

 safely arrived in Paris, bringing with him several interesting 

 contributions to the various scientific museums at Berlin. 1 



1 From the royal private archives. 



