National Museum of Nuclear Science & History
Easter worked in the United States Engineer District Office.
Nathan Ballou (1919-2016) was an American chemist. He was born in 1919 in Rochester, Minnesota. In 1941 he received a bachelor’s degree from the Duluth State Teachers College (now the University of Minnesota Duluth).
Graham worked in the United States Engineer District Office.
H. R. Pinepuks worked for the Roane-Anderson Company.