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Author/Creator
- United States. Congress. House162
- Smithsonian Institution. Board of Regents121
- Smithsonian Institution27
- Mason, Otis Tufton25
- United States. Congress. Senate24
- Abbot, C.G., (Charles Greeley)23
- Fewkes, Jesse Walter17
- United States. Department of the Interior17
- United States. Geological Survey14
- Gill, Theodore13
- American Historical Association11
- Holmes, William Henry11
- Snodgrass, R.E.11
- United States. Department of Agriculture11
- Baird, Spencer F.10
- Cleveland, Grover, 1837-190810
- Henry, Joseph10
- Abbe, Cleveland9
- Jeans, James, 1877-19469
- Safford, William Edwin9