I 



riS LECTURES AT BERLIN. 347 



of the globe, which was attended by the royal family CHAFTEn 

 and the court. But, e:!tccpting the results, of his investi- -XXVII. 

 gations, which have appeared at intervals, we have no Journey to 

 particular account of his occupations until 1829, when he ■^''"*" 

 undertook another important journey to tlie Uralian 

 Mountains, the frontiers of China, and the Caspian Sea. 



