Still Image

Photo of John Philip Trinkaus beside his car in the woods

Photo of John Philip Trinkaus in a lab; description on the back: "Please Credit: T. Charles Erickson, Yale University, Office of Public Information"

Notes from Hubert Goodrich's lecture. Trinkaus finishes his notes on the 'Development of the Circulatory System of Teleost' from page 25 and 26 with the end of the description of stage XIV

Notes from Viktor Hamburger's lecture. Trinkaus continues his notes on the development of the eye of Longfin shore squid (Loligo pealeii) from page 49 with detailed drawsings of the developing eye and overall eye anatomy of the squid

Notes from Charles Packard's lecture. Trinkaus continues his notes from Packard's morning lecture on the history of embryology (begin page 81) with continued notes on Spallanzani's work, Wolff, Blumenbach, and von Baer