Text

Roger Wolcott Sperry to Viktor Hamburger, 1960
Typewritten
Pierre Tardent to Viktor Hamburger, 1983
Typewritten
Volkshochschule Work Groups, 1925
Typewritten
Unclear, 1930
Typewritten
Unclear, 1932
Typewritten
Unknown Notes, 1929
Handwritten
Pierre Tardent to Viktor Hamburger, 1985
Typewritten
Unclear, 1927
Typewritten
Margaret Hollyday to Viktor Hamburger, October 13, 1977
Update on research
Margaret Hollyday to Viktor Hamburger, November 30, 1977
Update on schedule. Discussions on research
Bernhard Merten, 1929
Typewritten
Margaret Hollyday to Viktor Hamburger, November 22, 1976
Suggested changes to manuscript.

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