National Museum of Nuclear Science & History
Charles C. Lauritsen was a Danish-born American physicist. Lauritsen and his wife Sigrid and son Thomas emigrated to the United States in 1916.
John H. Williams (1908-1966) was a Canadian-American physicist. Williams transferred to Los Alamos in early 1943 and was among the first group of scientists to arrive on the Hill.
Roslyn D. Robinson (b. 1920) worked on the Manhattan Project in Chicago. She was born in New York City, and attended Brooklyn College.