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A postcard, expressing Delbrueck's joy at meeting Hamburger
Interest in hosting Holtfreter
Offers Hamburger a visiting professorship at Columbia University
Max Delbrueck writes to let Hamburger know that he is reading Aristotle night and day, and expressing interest in Hamburger's Spemann paper
Private letter.
Private letter. Mainly on her family.
Private letter.
Season's greetings. Partly on political issues, Club of Rome. Has message by Gertrud 'Trudl' Wiehen.
Private letter. Has message by Gertrud 'Trudl' Wiehen.
Summary of Executive Committee meeting of the ASZ