title: The Carnegie Institution of Washington, Department of Embryology.
authors.affiliation: Carnegie Institution of Washington, D.C. 20005-1910, USA. spradling@mail1.ciwemb.edu
authors.forename: A C
authors.initials: AC
authors.lastname: Spradling
mesh_terms: D000047:Academies and Institutes / Q000266:history*; D000818:Animals; D004219:District of Columbia; D004626:Embryology / Q000193:education / Q000266:history* / Q000639:trends; D005180:Faculty, Medical; D049673:History, 20th Century; D006801:Humans; D010686:Philosophy, Medical