Publications
On the publication and the illustrations of "Analysis of Development".
On the ilustrations of "Analysis of Development".
On Holtfreter's upcoming talk.
thank you for reprints, discussion of cyclical activity in older chick embyos and cyclical self-generated activity and adult goal-directed behavior
On the revision of Hamburger's "Manual of Experimental Embryology. On his teaching.
On the revision of Hamburger's "Manual of Experimental Embryology. On his teaching. Questions on experimental techniques used by Holtfreter.
Comment on a paper
On Holtfreter's draft version of the last book chapter. On different styles of scientific thought in Europe and the US. On Paul Weiss.
On the proofreading of "Analysis of Development".
message along with the MS. Of J. P. Scott on "Genetics and the Onogeny of Behavior Patterns"
On "A Manual of Experimental Embryology". On Hamburger's marital problems.
On Hamburger's review of Stefanelli's manuscript on the Mauthner cell for the Quarterly Review of Biology.