Publisher
- Internal Revenue Commissioner5
- International Commission for Equitable Distribution of Waters of the Rio Grande1
- International Exchange Service28
- International Joint Commission on Boundary Waters Between United States and Canada8
- Interstate Commerce Commission15
- Loans and Currency Division2
- Mixed Claims Commission, United States and Germany1
- National Air Museum4
- National Air and Space Museum13
- National Collection of Fine Arts54
- National Collection of Fine Arts (formerly National Gallery of Art)1
- National Cultural Center4
- National Gallery of Art78
- National Museum3,049
- National Museum of History and Technology2
- National Portrait Gallery18
- National Society of Daughters of American Revolution35
- National War-Savings Committee2
- National Woman's Liberty Loan Committee1
- National Zoological Park28