John Murray an Ernst Haeckel, London, 12. Juni 1912
Pall Mall, S. W.
12 June 1912.
Many thanks for your postcard with greetings from you, Meyers and Rottenburg. Hope you are all very flourishing. Our || „Michael Sars” book is to be out on the 22 instant.
I am off on the 15th of this month for another short cruise in the Michael Sars”.
My family || are all very well at present, and I trust it is the same with yours.
P.S: Will you not come to London for the Royal Society || demonstrations on 15th July, as a delegate from Jena? J. M.