Correspondence & Documents
On his upcoming travel to Europe.
On Hamburger's draft of the first book chapter. On Paul Weiss.
On the program for the President's Symposium at the E. Lansing Meetings.
On the revision of Hamburger's "Manual of Experimental Embryology. On his teaching.
On Baltzer's 80th birthday.
On Paul Weiss and F. O. Schmitt. On his upcoming visit to Konrad Lorenz at Seewiesen.
On Yamada's financial situation in the US.
On Holtfreter's visa approval. Inivitation to St. Louis.
On Holtfreter's election to the Academy: "It is also a recognition of our old-fashioned brand of Exp. Embryology, and of the solid foundation of our Spemann type of outlook, enriched a bit by exposure to the New Look."
On the proofreading of "Analysis of Development".
On chapter VIII of their book.
On Paul Weiss' nerve work. On Holtfreter not coming to the MIT. On Roy Gillette visiting Holtfreter.
On Hamburger's upcoming talk at Amherst. On Nicholas.
Suggestions for Holtfreter's talk at the Academy meetings in Washington in April. On Paul Weiss.
On the ilustrations of "Analysis of Development".
Returning a manuscript by Holtfreter.
Invitation to lecture at the Growth Symposium in August 1951 at Wellesley College. On their book manuscript. Invitation for x-mas.
On Hamburger's talk at the Konrad-Lorenz-Institute. On Konrad Lorenz and Ireaneus Eibl-Eibesfeldt.
On his recent visits at Harvard, MIT, and other scientific institutions.
On induction. On Holtfreter's permission for visiting the US.
Invitation for Christmas. Asking about Holtfreter's students and working conditions.
On Hamburger's corrections of Holtfreter's manuscript. On visiting Max Delbrueck at Nashville, Tennessee.
On the upcoming completion of "Analysis of Development".
On receiving Holtfreter's manuscript. Informal invitation to the US. Thank-you note for BW-Bali pictures sent by Holtfreter.