Gotham Book Mart Collection (University of Pennsylvania) Harris Collection of American Poetry and Plays (Brown University) Poetry, 1926-1950 Leonard L. Milberg Collection of American Poetry 68 Thomas Lask Poetry Collection (University of Pennsylvania) 36 Black Sparrow Press 23 New Directions Publishing 19 Levertov, Denise, 1923-1997 17 Rexroth, Kenneth, 1905-1982 16 Culture Class Collection (University of Pennsylvania) 15 American Culture Class Collection (University of Pennsylvania) 13 Auden, W. H (Wystan Hugh), 1907-1973 12 Duncan, Robert, 1919-1988 12 Williams, Jonathan, 1929-2008 11 Mackintosh, Graham 10 Patchen, Kenneth, 1911-1972 10 Everson, William, 1912-1994 9 Smith, William Jay, 1918-2015 9 Nemerov, Howard 8 Shapiro, Karl, 1913-2000 8 Zukofsky, Louis, 1904-1978 8 Caroline F. Schimmel Collection of Women in the American Wilderness (University of Pennsylvania) 7 Carruth, Hayden, 1921- 7 Carruth, Hayden, 1921-2008 7 Donald Windham and Sandy Campbell Library (Beinecke Rare Book and Manuscript Library) 7 McGinley, Phyllis, 1905-1978 7 Merrill, James, 1926-1995 7 Olson, Charles, 1910-1970 7 Samuel R. Delany Library (Beinecke Rare Book and Manuscript Library) Reading Library 7 Smith, William Jay, 1918- 7 Warren, Robert Penn, 1905-1989 7 see all ...