Gotham Book Mart Collection (University of Pennsylvania) Harris Collection of American Poetry and Plays (Brown University) Periodicals 35 Harris Collection of American Poetry and Plays (Brown University) Poetry, 2001-2025 28 Harris Collection of American Poetry and Plays (Brown University) Poetry, 1951-1975 27 Harris Collection of American Poetry and Plays (Brown University) Poetry, 1976-2000 27 Charles Bernstein Collection of Periodicals (University of Pennsylvania) 11 Leonard L. Milberg Collection of American Poetry 9 Harris Collection of American Poetry and Plays (Brown University) Collections and Anthologies 8 Harry Mathews Collection (University of Pennsylvania) 8 John Barth Collection 7 Joanna Banks Collection of African American Books (University of Pennsylvania) 5 Leonard L. Milberg Collection of Jewish American Writers 4 New Directions Publishing 4 Samuel R. Delany Library (Beinecke Rare Book and Manuscript Library) Reading Library 4 Ashbery, John, 1927-2017 3 Atwan, Robert 3 Burning Deck (Firm) 3 Harris Collection of American Poetry and Plays (Brown University) Poetry, 1926-1950 3 Heaney, Seamus 3 Heaney, Seamus, 1939-2013 3 Katherina von Fraunhofer-Kosinski Collection of Jerzy Kosinski (Beinecke Rare Book and Manuscript Library) 3 Michael Putnam Collection of the Works of Seamus Heaney (Brown University) 3 Roger Jackson Collection of Henry Miller Materials (Beinecke Rare Book and Manuscript Library) 3 Alumni and Friends Memorial Book Fund 2 Ammons, A. R., 1926-2001 2 Andrew Carvely T. E. Lawrence Collection (Brown University) 2 Ashbery, John 2 Black Sparrow Press 2 Class of 1891 Department of Arts Fund 2 Comics Collection (University of Pennsylvania) 2 see all ...

21st century 20th century 146 2000-2099 123 2000 - 2099 111 1900 - 1999 52 1900-2099 50 1900 - 2099 46 1900-1999 35 20e siècle 17 21e siècle 8 20e siècle 6 21th century 4 1935- 2 1951- 2 1963- 2 1970- 2 19th century 2 2000 2 2001- 2 2004 2 21e siècle 2 1546-1601 1 1552-1612 1 1576-1612 1 1775 - 1865 1 1775-1865 1 1775-2099 1 1819-1892 1 1854-1891 1 1856-1950 1 see all ...