Correspondence
On his recent visit to Switzerland. On proposing Baltzer as associate member in the National Academy.
On the arrival of his new collaborator Rita Levi-Montalcini. On Yamado's experiments with A. punctatum. On obtaining frog eggs. On the technique of hypoph. injection. On their planned book.
On his final draft of 'Analysis of physiological mechanisms of induction'. On a draft of chapter 12. On the outline of the other chapters.
Critical comments on papers by Okada and company.
On their manuscript. On Martha's upcoming teaching appointment in Elementary Biology at St. Louis University's Night School.
On the completion of their book manuscript. On Yamada.
On a workshop at Bar Harbor in June. On Paul Weiss & Rita Levi-Montalcini.
On induction. "I agree with you that it is about the most inopportune moment to write about induction, when we all have to revise our concepts completely."
On Pasteel's review of organizer in Bull. Soc. Zool. de France vol 76, 1951.
On his summer travels. On the recent Stanford meetings.
Returning drawings by Holtfreter.
On his graduate seminar about induction. Invitation for christmas.
Typewritten letter, 1 page
Typewritten letter, 1 page
Typewritten letter, 1 page
Typewritten letter, 1 page
Hamburger writes to John Decker to inform him that the grant supplement for which he had required Decker's information has been sent off, and gives him information about the funding situation. Hamburger also asks Decker to make observations of turtle embryo motility so that it can be compared to that in the chick
Hamburger writes to John Decker to request more information about his laboratory and research needs and give him details about funding
Typewritten letter, 1 page
Typewritten letter, 1 page
Letter of recommendation for Noden.
Communication about Cairns' housing for the summer in St. Louis
Communication about Cairns' housing for the summer in St. Louis