Harris Collection of American Poetry and Plays (Brown University) Poetry, 1926-1950 Gotham Book Mart Collection (University of Pennsylvania) 157 Leonard L. Milberg Collection of American Poetry 131 Thomas Lask Poetry Collection (University of Pennsylvania) 40 Lowell, Robert, 1917-1977 22 Levertov, Denise, 1923-1997 19 Patchen, Kenneth, 1911-1972 19 Jean-François Vilain and Roger S. Wieck Collection of Private Presses, Ephemera, & Related References (University of Pennsylvania) 17 New Directions Publishing 17 Merrill, James, 1926-1995 16 American Culture Class Collection (University of Pennsylvania) 15 Culture Class Collection (University of Pennsylvania) 15 Ignatow, David, 1914-1997 15 Rukeyser, Muriel, 1913-1980 15 Ciardi, John, 1916-1986 14 Olson, Charles, 1910-1970 14 Corman, Cid 13 Eberhart, Richard, 1904-2005 13 Broughton, James, 1913-1999 12 Duncan, Robert, 1919-1988 12 Berryman, John, 1914-1972 10 Caroline F. Schimmel Collection of Women in the American Wilderness (University of Pennsylvania) 10 Carruth, Hayden, 1921- 10 Carruth, Hayden, 1921-2008 10 Engle, Paul, 1908-1991 10 Nemerov, Howard 10 Roethke, Theodore, 1908-1963 10 Van Doren, Mark, 1894-1972 10 Warren, Robert Penn, 1905-1989 10 Wilbur, Richard, 1921-2017 10 see all ...

20th century 786 1900-1999 611 1900 - 1999 98 1961-1970 36 1971-1980 29 1951-1960 20 20e siècle 15 1931-1940 13 1941-1950 9 1981-1990 9 21st century 8 2000-2099 6 19th century 5 1800-1899 3 1910-1970 3 1911-1972 3 1917-1977 3 1899-1985 2 1900-1950 2 1913- 2 1923-1997 2 1929-2008 2 1966 2 1976 2 1991-2000 2 2000 - 2099 2 1014- 1 1785-1851 1 1800 - 1899 1 1804-1864 1 see all ...