people
Typewritten letter, 1 page
On Hamburger's method of mounting embryos in toto in plastic.
Private letter. Mainly on his high age. Has message by Gertrud 'Trudl' Wiehen.
On his plannings to work as an embryologist for the next 10-15 years. On his & Hamburger's efforts to revitalize invertebrate zoology as a research area in Woods Hole: '(...) Surely if M.B.L. does not do this, it will not be done elsewhere for many years after the war. (...)' Discusses the outline of a planned 'guidebook of invertebrate zoology' for the use of students at the MBL and course leaders at the MBL and at universities.
On his plans to continue research on insect photoreceptors & the ultrastructural organization of the photoreceptor membranes.
Private letter.
On Willier's Biographical Memoir Note by Watterson for the Academy of Science. "On the Willier-Weiss-Hamburger 'Triumvirate'".
On Willier's plans to teach a course in Neuroembryology. On Willier's Biographical Memoir Note by Watterson for the Academy of Science.
Private letter. Has message by Gertrud 'Trudl' Wiehen.
On a draft version of Twitty's paper and Holtfreter's considerations. Enclosed a letter by Holtfreter (November & December 1964) on Twitty"s manuscript.
Thank-you note for a picture.