| Full Name | Region | Settlement | Institution |
| Amherst College Library, Special Collections | Massachusetts | Amherst | Amherst College |
| Houghton Library, Harvard University Library | Massachusetts | Cambridge | Harvard University |
| Boston Public Library, Rare Books and Manuscripts | Massachusetts | Boston | Boston Public Library |
| The Henry W. and Albert A. Berg Collection of English and American Literature, New York Public Library | New York | New York City | New York Public Library |
| The Yale Collection of American Literature, Beinecke Rare Book and Manuscript Library, Yale University | Connecticut | New Haven | Yale University |
| The Rosenbach Museum and Library | Pennsylvania | Philadelphia | The Rosenbach Museum and Library |
| The Jones Library, Special Collections | Massachusetts | Amherst | The Jones Library, Inc. |
| The Princeton University Library, Department of Rare Books and Special Collections | New Jersey | Princeton | Princeton University |
| Martha Dickinson Bianchi Collection, John Hay Library | Rhode Island | Providence | Brown University |
| Manuscripts at the Morgan Library | New York | New York | Morgan Library |
| Manuscripts at the Neilson Library | Massachusetts | Northampton | Smith College |
| Manuscripts and Archives, Sterling Memorial Library, Yale University | Connecticut | New Haven | Yale University |
