John P Trinkaus' MBL Embryology Course Notes, Notebook I, 1939. Page 60

Notes from Viktor Hamburger's lecture. Trinkaus begins notes on the "Formation of the Spermatophore" with a diagram and discussion of the "Process of Ejaculation" most likely in the squidLecturer: V. Hamburger, Lecture "Reproduction on the squid with special reference to the spermatophore. (9:00)" (Information taken from the 1939 Embryology Course Book)Page 60 of 113 from the first notebook of lecture and laboratory notes that John P. Trinkaus took during his time as a student in the Marine Biological Laboratory Embryology Course in 1939 in Woods Hole, MANote