REPORT OF THE SECRETARY. 93 



sea betweeu SpitzUerjACH and Nova Zcinbla. By liis observations on 

 tliis journey be traced tbe inlUience of tbe Gulf {Stream water east of 

 kSi>itzbergen and adiUnl niucli to tbe scanty knowledj^e of tbis rcijion 

 then available. In 1870 be was called to tbe tield as military surgeon, 

 rendering services in tbe hospitals, which brought him a public com- 

 mendation from tbe Grand Duke of Baden. In 1871 he canu', to America 

 at Petermann's suggestion to join Ilall's Polar Expedition as naturalist 

 and surgeon. Most of tbe scientific results of tbis voyage were tbe fruit 

 of bis personal efforts. After tbe rescue of the survivors be returned 

 to America, where for some years he was busy at tbe Smithsonian lu- 

 stitutiou in preparing for publication tbe scieutitic results of tbe voy- 

 age, one of the most striking of which was tbe proof first brought out 

 by him of the insularity of Greenland, which he deduced from the tidal 

 observations secured on tbe expedition. In 1876 bis work was printed 

 in (juarto, under the title of "Keport on the Scientific Results of tbe 

 Polaris Expedition." Three years later be published througb Eugle- 

 uiaun, at Leipzig, a German narrative of tbe expedition, illustrated 

 largely from bis own very artistic sketches. He projected a work on tbe 

 Eskimo, to wbicb he devoted much labor. An ethnological voyage 

 undertaken on tbe United States steamer Saranac to the northwest 

 coast of America was prematurely terminated by tbe wreck of that 

 vessel in Seymour Narrows, British Columbia. He returned to Wash- 

 ington, where be prepared several contributions to Arctic and zoolog- 

 ical literature. Througb an unfortunate fire at his residence be lost bis 

 library, manuscripts, and collections in 1885, and subsequently returned 

 to Germany, where be settled at Stuttgart, Here be was engaged iu 

 literary pursuits, tbe study of art, and in geographical instruction. 

 He died after a short illness, March .30, 1888, and his remains were in- 

 terred in the Cemetery, at Heidelberg. 



Ilespect fully submitted. 



S. P. Langley, 



Secretary of Smithsonian InHtittdion. 



