Margaret D. Foster (1895-1970), Scientist for the Manhattan Project, Smithsonian Institution Archives:

Those of you who are considering applying for our top-secret “methods option” can download the application form here. You’ll need to remember our secure folder username and password — the same username/password you’ve used all semester to access the course readings. This is a pdf form; you can simply click in the appropriate area to “activate” the text box.