These three separate awards continued until seven months after the attack on Pearl Harbor had pulled the United States into World War II.
Harley A. Wilhelm received the award for inventing the Ames process for the extraction, purification and mass production of uranium for the Manhattan Project, which occurred at Iowa State College.
[5] Some factors which were considered in selecting recipients were:[4] District procurement officers, chiefs of the supply services, agencies concerned with production and the Commanding Officers for the Matériel Commands would recommend plants, complete with the reasons for such recommendations.
The pennant was a triangular swallowtail with a white border, with a capital E within a yellow wreath of oak and laurel leaves on a vertical divided blue and red background.
[3] The Army-Navy "E" Award was terminated three months after the end of World War II, on December 5, 1945.