Correspondence & Documents

Ron Oppenheim to Viktor Hamburger, May 23, 1986
Letter
Ron Oppenheim to Viktor Hamburger, May 29, 1977
Letter
Ron Oppenheim to Viktor Hamburger, May 29, 1981
Letter
Ron Oppenheim to Viktor Hamburger, May 5, 1981
Letter
Ron Oppenheim to Viktor Hamburger, May 6, 1974
Letter
Ron Oppenheim to Viktor Hamburger, November 13, 1975
Letter
Ron Oppenheim to Viktor Hamburger, November 18, 1986
Letter
Ron Oppenheim to Viktor Hamburger, October 11, 1983
Letter
Ron Oppenheim to Viktor Hamburger, October 15, 1979
Letter
Ron Oppenheim to Viktor Hamburger, October 2, 1979
Letter
Ron Oppenheim to Viktor Hamburger, October 21, 1991
Letter
Ron Oppenheim to Viktor Hamburger, October 6, 1969
Letter
Ron Oppenheim to Viktor Hamburger, September 2, 1977
Letter
Ron Oppenheim to Viktor Hamburger, September 6, 1989
Letter
Ron Oppenheim to Viktor Hamburger, undated letter
Letter
Ronald W. Oppenheim to Viktor Hamburger, March 12, 1992
Letter
Ross Harrison to Charles Warren, June 3, 1930
Comments on Hans Spemann
Ross Harrison to Robert Andrew Millikan, October 11, 1933
Nomination of Spemann to the National Academy of Sciences
Ross Harrison to Viktor Hamburger, July 15, 1944
Note on visit
Ross Harrison to Viktor Hamburger, June 14, 1933
Thank you for photographs
Ross Harrison to Viktor Hamburger, May 27, 1933
Confirmation of results
Ross Harrison to Viktor Hamburger, May 6, 1933
Regrets on situation in Germany and Hamburger's current position
Ross Harrison to Viktor Hamburger, November 14, 1935
Notes on publication.
Ross Harrison to Viktor Hamburger, November 28, 1941
Notes on death of Spemann

Pages