Topical subject terms associated with this collection. Subjects are selected from controlled lists of words and phrases used by the Library of Congress.
To determine whether subjects associated with this collection are also represented in other Library finding aids, select All Finding Aids. To browse these subject in the Library's catalog, select LC Online Catalog. To locate subjects inside this finding aid, search subject terms and their synonyms by keyword in the Search this Finding Aid box above.
C
- Communists--United States.LC Online CatalogAll Finding Aids
F
- Foreign agents--Australia.LC Online CatalogAll Finding Aids
- Foreign agents--California--San Francisco.LC Online CatalogAll Finding Aids
- Foreign agents--Mexico.LC Online CatalogAll Finding Aids
- Foreign agents--New York (State)--New York.LC Online CatalogAll Finding Aids
- Foreign agents--Russia--Moscow.LC Online CatalogAll Finding Aids
- Foreign agents--South America.LC Online CatalogAll Finding Aids
- Foreign agents--Washington (D.C.)LC Online CatalogAll Finding Aids
G
- Government investigators--United States.LC Online CatalogAll Finding Aids
- Governmental investigations--United States.LC Online CatalogAll Finding Aids
I
- Intelligence service--Soviet Union.LC Online CatalogAll Finding Aids
W
- World War, 1939-1945--Cryptography.LC Online CatalogAll Finding Aids
- World War, 1939-1945--Military intelligence--United States.LC Online CatalogAll Finding Aids
- World War, 1939-1945--Soviet Union.LC Online CatalogAll Finding Aids