I duly received your letters of the 15th and 30th August. I will sail from here to-morrow for Hamburg. I will go to Berlin for a day. On the 10th || I will leave Berlin for Jena.
I will send you a telegram from Berlin to let you know what time to expect me at Jena.
Sir Wyville Thomson went to Sweden about two weeks ago. He said he would likely || turn up at Munich about the 16th Sept.
I will bring over the additional specimens you wish. I have not nor have I been able to get any of the earth from the Nicobar Islands.