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Publisher
- Smithsonian Institution449
- National Museum256
- Ethnology Bureau65
- American Historical Association43
- Social Security Board17
- American Ethnology Bureau15
- Astrophysical Observatory14
- National Gallery of Art10
- International Exchange Service9
- National Zoological Park9
- National Society of Daughters of American Revolution8
- Radiation and Organisms Division7
- Freer Gallery of Art2
- National Collection of Fine Arts (formerly National Gallery of Art)1