Einstein, Albert, 1879-1955.
Albert Einstein correspondence, 1926-1933.
Letters from Albert Einstein, Max Planck, etc. The letter from Planck to a Ms. Malkin is written on a card in German and reproduced in a photocopy with an English translation and explanation. There is also a copy of a letter from Prof. Kr̀mǹ to Dr. J. Malkin regarding energy systems.
Einstein, Albert, 1879-1955
Physicists -- Correspondence. lcsh
Physics.
Planck, Max 1858-1947
Von Kr̀mǹ, Theodore, 1881-1963.
AIP-ICOS
Yeshiva University Libraries. Special Collections. Rare Books and Manuscripts. 500 West 185th Street, New York, NY 10033, USA.