Kronig, R. (Ralph), 1904-
Ralph Kronig Incoming letters [microform], 1924-1930.
Letters from Niels Bohr, Charles G. Darwin, H. B. Dorgelo, Enrico Fermi, Ralph H. Fowler, Werner Heisenberg, Erik Hulthen, Friedrich Hund, Hendrik Anthony Kramers, Wolfgang Pauli, and John H. van Vleck. Collection pertains particularly to quantum theory.
Physicist (atomic physics, x-rays, quantum mechanics). On the physics faculty at Columbia University (1926-1927); Eidgens̲sische Technische Hochschule Z rich (1928-1929); University of Cambridge (1929-1930); and Rijksuniversiteit te Groningen (1930-1969).
Bohr, Niels, 1885-1962
Darwin, Charles Galton, Sir, 1887-1962.
Fermi, Enrico, 1901-1954
Fowler, R. H. (Ralph Howard), 1889-1944.
Heisenberg, Werner, 1901-1976
Kramers, Hendrik Anthony, 1894-1952
Pauli, Wolfgang, 1900-1958
Van Vleck, J. H. (John Hasbrouck), 1899-1980
Quantum theory
Physicists -- Correspondence. lcsh
Dorgelo, H. B.
Hulthň, Erik.
Hund, Friedrich, 1896-1997
AIP-ICOS
American Institute of Physics. Center for History of Physics. Archives for the History of Quantum Physics
American Institute of Physics. Niels Bohr Library & Archives. One Physics Ellipse, College Park, MD 20740, USA