Author
- President of the United States938
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- State Department876
- Military Affairs Committee825
- Various Bureaus824
- Interior, Department of the786
- Agriculture Department738
- Claims Committee737
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- Postal Service, Commission to Investigate676
- Interstate Commerce Commission673
- Commerce and Labor Department665
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- Staff Corps, General650
- Commerce and Labor, Department of641
- Congress of the United States638
- Geological Survey (Interior Department)568
- National Museum463