Notes from Hubert Goodrich's lecture. Trinkaus continues notes from page 10. Including a diagram on concrescence and a chart that tracks temperature in cell numbers (y axis) over time (x axis)Lecturer: H.B. Goodrich, Lecture "Teleost Embryology. Cleavage and Gastrulation." (Information taken from the 1939 Embryology Course Book)Page 11 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, MA