Correspondence
On Hiroko Holtfreter's upcoming PNAS publication. On Lovtrop's recent research & publications on birth defects.
On culture media for studying differentiation of the organizer. On the natics of frogs, mice and monkeys.
On the opening of Hamburger's new lab facilities. On Hamburger's upcoming talk at Rochester on "Embryonic beginnings of behaviour".
Photocopy of handwritten letter, 2 pages
Letter about experiences during World War II
Letter from Germany after World War II as part of the army of occupation
Handwritten letter, 1 page
Typewritten letter, 2 pages
Handwritten letter, 4 pages
Letter from Germany during World War II
Letter from France during World War II describing experiences in Italy
Letter about the progress of World War II