Handwritten Notes
Partial notes by Trinkaus on 96 hour chick embryos, Embryology course, May 16, 1938
Partial notes by Trinkaus on chick embryos, Embryology course, April 4, 1938
Partial notes by Trinkaus on chick embryos, Embryology course, April 4, 1938
Partial notes by Trinkaus on cell movements in embryonic development, Embryology course, April 4, 1938
Partial notes by Trinkaus on 48 hour chick embryos, Embryology course, April 18, 1938
Partial Notes by Trinkaus on 72 hour chick embryos, Embryology course, April 25, 1938