Beschreibung:

EINSTEIN, ALBERT. Autograph letter signed ("Albert") to Hans Albert Einstein, Berlin, 21 January 1928. 2 pages, 8vo, 210 x 145 mm. (8¼ x 5 7/8 in.), on a sheet of foolscap from a notebook, pencil note of Frieda Einstein at top, with original envelope (addressed to Hans Albert in Dortmund) with stamps and postmarks. "THE MOST INTERESTING TOPIC IN PHYSICS TODAY IS ATOMIC THEORY" "I have not written you for some time. Personal correspondence is unusual for me, and my letters to the philosophically inclined Eduard have a certain objective character. I think it would be good for you to change your job in the future. Siemens rejected you...Siemens is--as far as I know--anti-Semitic. Doesn't the AEG need such a saint of engineering as you are? There I have better connections. Currently an astronomer named Courvoisier is attracting attention because of experiments which he claims have refuted the Theory of Relativity. He will suffer the same fate as [Dayton Clarence] Miller in America, whose efforts have been totally discredited. The most interesting topic in physics today is atomic theory, which has taken a very curious approach, differing considerably from mine, without contradicting the Theory of Relativity. On that I slave away, but up to now, without success. I've become an old chap and must switch to being more or less a spectator. Technically, I do more and more with [Leo] Szilard. We've already gotten a patent..."