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- Gray, Bradford H., 1942- Ownership13
- Pforzheimer, Walter L. (Walter Lionel), 1914-2003 Ownership10
- Library of Congress. Exchange and Gift Division Stamp3
- John Crerar Library Stamp2
- Amer Tracts 18501
- Amer tracts 18801
- Barney, Jeanne C. Ownership1
- Bishop, Avard Longley, 1875-1932 Stamp1
- California Institute of Technology. Industrial Relations Library Stamp1
- Channel Tunnel (England and France) Statistics1
- Cromwell, John Wesley, 1846-1927 Ownership1
- Day care centers United States1
- Democracy1
- Development plans Arab countries1
- Disability, insurance United States1
- Engel, H. Bookplate1
- Gallandet, G. H. Autograph1
- Gervitsen, C. V. Stamp1
- Health insurance United States1
- Hospital care United States Costs1