Would like sketch returned [see 775].
Would be particularly thankful for result of CGE’s observations on earth of Pampas.
Asks that Ernst Dieffenbach return copperplate and woodcuts.
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Would like sketch returned [see 775].
Would be particularly thankful for result of CGE’s observations on earth of Pampas.
Asks that Ernst Dieffenbach return copperplate and woodcuts.
Regrets J. D. Hooker did not visit Berlin.
Describes legal difficulties of Ernst Dieffenbach.
Lists species of Infusoria found in dust samples. Discusses origin of Atlantic dust. Discusses Infusoria in cosmetic paint from Tierra del Fuego and Patagonian earth. Thanks CD for samples. Would like samples from sea-bed.
Cannot doubt that Atlantic dust comes from Africa. Could Gulf Stream have brought South American organisms to African coast?
Has come to same conclusion as CGE on volcanic origin of Patagonian stone. Formation extends 550 miles.
Could CGE examine Pampas mud to see if Infusoria are freshwater or salt-water? Results would be important.
Discusses table of Atlantic dust samples. Thinks dust came from South America.
Discusses Patagonian tuff samples.
Answers CD’s query about material from Pampas. Believes deposit made in brackish water.
Criticises account of Atlantic dust in F. J. F. Meyen [Reise um die Erde (1834–5)].
Sends small specimens for CGE to examine if he wishes.
Thanks CGE for his letter on Atlantic Dust: CD hopes to send a little paper to the Geological Society of London.
If CGE should examine Pampæan mud, CD would like to know the result.
CGE’s account of Pampas mud confirms CD’s view of its origin. Will send Patagonian specimens. Discusses dust-carrying winds in the Atlantic.
Was not referring to F. J. F. Meyen’s voyage.
Corrects error concerning samples.
Sends specimens. Asks for information about specimens from Rio Gallegos.
What does CGE mean by the term "Fluthgebiete"?
French translation gives impression that Ehrenberg attributes Pampas deposit to debacle.