| Pierpont Morgan Library | Strengthening Care and Access to Research Collections | 06/18/99 | $500,000 | New York, NY, United States | Higher Learning |
| Newberry Library | Postdoctoral Fellowships - Humanities | 09/19/03 | $1,450,000 | Chicago, IL, United States | Higher Learning |
| New York Public Library | Undergraduate Summer Humanities Program [Schomburg Center] | 10/01/04 | $375,000 | New York, NY, United States | Higher Learning |
| Newberry Library | Damaged Book Treatment | 06/17/81 | $18,000 | Chicago, IL, United States | Higher Learning |
| Newberry Library | Paleography Consortium - Phase III | 12/06/12 | $600,000 | Chicago, IL, United States | Higher Learning |
| New York Public Library | Catalogue Preservation | 12/08/76 | $625,000 | New York, NY, United States | Higher Learning |
| New York Public Library | Undergraduate Summer Humanities Program | 10/03/07 | $450,000 | New York, NY, United States | Higher Learning |
| Newberry Library | Mellon Seminars in Interpretation | 03/16/98 | $81,000 | Chicago, IL, United States | Higher Learning |
| New York Public Library | Fellowships at the Center for Scholars and Writers | 03/19/99 | $3,000,000 | New York, NY, United States | Higher Learning |
| Rosenbach Museum & Library | Research Fellowship Endowment | 05/03/00 | $50,000 | Philadelphia, PA, United States | Higher Learning |
| Newberry Library | Cataloguing Endowment | 03/19/87 | $500,000 | Chicago, IL, United States | Higher Learning |
| New York Public Library | The State of Black Research Collections | 12/16/13 | $94,000 | New York, NY, United States | Higher Learning |
| Newberry Library | Summer Institutes in Vernacular Paleography | 09/15/16 | $900,000 | Chicago, IL, United States | Higher Learning |
| New York Public Library | Humanities Scholarships | 09/19/72 | $1,000,000 | New York, NY, United States | Higher Learning |
| Newberry Library | Strengthening Care and Access to Research Collections | 06/18/99 | $500,000 | Chicago, IL, United States | Higher Learning |
| Newberry Library | Research and Education Programs | 12/08/76 | $400,000 | Chicago, IL, United States | Higher Learning |
| New York Public Library | Research Library Preservation Internships | 06/15/83 | $75,000 | New York, NY, United States | Higher Learning |
| New York Public Library | Schomburg-Mellon Summer Humanities Institute | 03/05/20 | $500,000 | New York, NY, United States | Higher Learning |
| New York Public Library | Annual Contribution | 03/14/72 | $25,000 | New York, NY, United States | Higher Learning |
| Pierpont Morgan Library | The Andrew W. Mellon Fund | 09/19/72 | $400,000 | New York, NY, United States | Higher Learning |
| Newberry Library | Paleography Consortium | 12/11/07 | $775,000 | Chicago, IL, United States | Higher Learning |
| New York Public Library | Strengthen Resources | 10/06/82 | $350,000 | New York, NY, United States | Higher Learning |
| Pierpont Morgan Library | Collection Cataloguing | 10/09/86 | $450,000 | New York, NY, United States | Higher Learning |
| New York Public Library | Collections Care Project | 09/28/90 | $500,000 | New York, NY, United States | Higher Learning |
| New York Public Library | Collaboration - New York Historical Society | 07/12/95 | $50,000 | New York, NY, United States | Higher Learning |
