| Paleography study collection | ca. 1280-1571 | MC 886 |
| John Romeyn Brodhead papers | 1613-1888 | MC 1458 |
| John Alexander Symington collection | 1622-1937 | MC 996 |
| Nicholas Bayard papers | 1640-1800 | MC 219 |
| Woodbridge Township records | 1668-1930 | Ac. 2378 |
| Robert Morris papers | 1677-1943 | MC 1491 |
| Charles Hartman collection | 1680-1978 | MC 1261 |
| Piscataway Township records | 1682-1954 | MC 1359 |
| Middlesex County records | 1683-1929 | MC 784 |
| Rue-Holmes-Meirs family papers | 1695-1958 | MC 715 |
| Ten Eyck family papers | 1725-1920 | MC 1488 |
| Alan H. Strong papers | 1732-1931 | Annex Collection #404 |
| Joseph Frelinghuysen papers | 1733-1948 | MC 1247 |
| Julia Wells (Wells family) papers | 1738-1953 | MC 727 |
| John S. Holmes papers | 1750-1877 | Ac. 421 |
| Philip Freneau collection | 1753-1857 | Ac. 0.993 |
| Gertrude N. Brick papers | ca. 1763-1984 | MC 1489 |
| Harry B. Weiss chapbook collection | 1767-1945 | GB 18 |
| Carl Woodward collection | 1767-1931 | Ac.0955 |
| Neilson family papers | 1768-1908 | MC 933 |
| Peter A. Voorhees papers | 1772-ca. 1930 | Annex Collection #1065 |
| Middlesex Board of Chosen Freeholders minutes | 1778-1920, 1986-1995 | MC 784 |
| Nineteenth century children's chapbook collection | 1780-1946 | GB 4 |
| Marcus L. Ward papers | ca, 1782-1884 | MC 1020 |
| William Cobett papers | 1792-1835 | |
| North River Steamboat Company records | 1800-1858 | MC 1352 |
| New Brunswick vertical file collection | 1801-present | NJ 014 |
| Northern Missionary Society in the State of New York records | 1803-1833 | Ac. 873 |
| Benjamin B. Cooper papers | 1804-1930 | Annex Collection #1223 |
| William Elmer papers | 1808-1879 | MC 569 |
| Gaston family papers | 1808-1960 | MC 547 |
| Timothy Johnes Darcy papers | 1811-1900 | MC 564 |
| Marcus L. Ward papers | 1812-1884 | MC 1020 |
| Lewis C. Beck papers | 1814-1853 | Ac. 2146 |
| Ferdinand Schurman Schenck papers | 1820-1881 | MC 1095 |
| Allen Henry Brown papers | 1820-1907 | Ac. 2777 |
| African Association of New Brunswick minute book | 1817-1824 | MC 50 |
| Sheltering Arms Children's Service records | 1823-1966 | MC 1385 |
| Roebling family papers | 1824-1971 | MC 654 |
| George Hammell Cook papers | 1824-1918 | Ac. 590 |
| Herbert family papers | 1825-1908 | Ac. 265 |
| John I. Beatty account books | 1826-1886 | MC 319 |
| George Sykes papers | 1835-1878 | |
| Daniel B. Frazier Company records | 1836-1958 | Ac. 2370 |
| William Elliott Griffis collection | 1838-1964 | MC 1015 |
| New Brunswick Colonization Society records | 1838-1854 | |
| Philip Lindsley papers | 1839-1887 | MC 321 |
| Elizabeth Cady Stanton papers | 1839-1902 | |
| Philander Betts papers | 1841-1938 | Ac. 263 |
| Daniel Bailey papers | 1846-1865 | Ac. 2475 |
| Rumford Chemical Works records | 1848-1948 | MC 1368 |
| New Jersey trade and manufactures' catalog collection | 1848-2010 | NJ 009 |
| Yznaga del Valle & Co. records | 1850-1881 | MC 1227 |
| Peter Still papers | 1850-1875 | MC 1392 |
| Helen-Chantal Pike collection on Asbury Park, New Jersey | 1850-2007 | NJ 012 |
| Willard L. De Yoe papers | 1858-1962 | Ac. 2248 |
| Brooks family papers | 1861-1924 | MC 795 |
| Charles A. Philhower collection | 1862-1962 | |
| Harrison A. Williams, Jr. papers | 1862-2001 | MC 2 |
| Atkinson family papers | 1863-1946 | Ac. 1512 |
| Theodore H. Stanton collection | 1865-1925 | |
| Thurlow C. Haunton Jr. New Jersey railroads photograph collection | 1871-2014 | MC 1450 |
| Walter E. Weyl papers | 1873-1919 | MC 992 |
| Terradell family papers | 1873-1983 | MC 829 |
| Sinclair New Jersey restaurant menu collection | 1873-present | |
| Thelma Parkinson Sharp papers | 1874-1976 | MC 876 |
| Michiko (Michi) Nakao collection | 1874-1993 | MC 1219 |
| Julius Nelson papers | 1876-1920 | MC 692 |
| Woman's Christian Temperance Union Mercer County, N.J. records | 1876-1981 | MC 653 |
| New Brunswick Children's Aid Society (Children's Industrial Home of New Brunswick) records | 1878-1937 | MC 330 |
| Deborah Remington papers | ca. 1880-2010 | MC 1454 |
| Modern School collection | ca. 1880-2011 | MC 1055 |
| Morris County chattel mortgages | 1880-1934 | MC 415 |
| Isaac S. Van DerVeer Photograph Collection (New Brunswick) | 1880-1975 | Ac. 3546 |
| New Jersey Zinc Company records | 1880-1986 | MC 672 |
| Passaic Home and Orphans Asylum Association records | 1882-1978 | MC 428 |
| Janet Hobhouse papers | ca. 1885-1991 | MC 1111 |
| Trenton Trust Company records | 1887-1972 | MC 1053 |
| Middlesex General Hospital Aid Association records | 1889-1962 | MC 365 |
| Lenox, Inc. records | 1889-2005 | MC 1390 |
| New Jersey Agricultural Experiment Stations in New Brunswick records | 1889-1962 | RG 18/E0 |
| Essex County Jewish Welfare collection (Jewish Counseling and Service Agency) | ca. 1890-ca. 1961 | Ac. 2366 |
| Tracy Stebbins Voorhees papers | 1890-1974 | MC 1407 |
| Farmingdale collection | 1890-1995 | MC 1056 |
| Robert J. Alexander papers. | 1890-1999 | MC 974 |
| National Musical String Company records | 1891-1978 | MC 890 |
| Free Acres Association records | 1892-1996 | MC 1147 |
| J.F.C. Fuller papers | 1893-1965 | MC 1250 |
| Charles A. Hoffman Funeral Parlor records | 1894-1961 | MC 396 |
| Paul A. Schack papers | 1895-1983 | MC 675 |
| Order of the founders and patriots of America New Jersey Society records | 1896-1916 | MC 426 |
| Frances Grant papers | 1897-1986 | MC 671 |
| Mary Roebling papers | 1897-1994 | MC 1107 |
| New Jersey State Nurses Association records | ca. 1901-2009 | MC 1413 |
| Louis F. Bishop Jr. papers | 1901-1986 | MC 70 |
| Sinclair New Jersey cookbook collection | 1902-2006 | NJ 003 |
| Mary L. Dyckman papers | 1903-1982 | MC 1148 |
| New Jersey postcard collection | 1903-1989 | NJ 018 |
| Council for Human Services in New Jersey records | 1904-1992 | MC 913 |
| Roy M.D. Richardson papers | 1905-1968 | MC 1166 |
| Ernest Thompson papers | 1907-1971 | MC 1180 |
| Women's Political Union of New Jersey records | 1908-1910 | |
| Congregation B'Nai Jacob, Passaic, NJ records | 1908-1979 | MC 674 |
| Consumers Research, Inc records | 1910-1983 | MC 3 |
| New Jersey Woman Suffrage Association records | 1911-1938 | MC 1435 |
| Arthur D. Waley papers | 1912-1961 | Ac. 1993 |
| William T. Cahill congressional papers | 1912-1996 | MC 1226 |
| Latin American newspaper clippings | 1913-1914 | Ac. 3190 |
| Consumers League of New Jersey records | 1913-1979 | MC 1090 |
| Adele De Leeuw papers | 1913-1987 | MC 810 |
| Sydney Goldmann papers | 1913-1984 | MC 67 |
| Bernard Bush collection on the KKK | 1913-2010 | MC 1402 |
| Mary Norton papers | 1914-1960 | MC 1201 |
| Noel Sargent papers | 1916-1969 | MC 1375 |
| Selman A. Waksman papers | 1916-1977 | R-MC 003 |
| Lena Anthony Robbins papers | 1917-1945 | MC 1204 |
| Congregation Poile Zedek, New Brunswick records | 1917-1968 | MC 739 |
| Boy Scouts of America, Troop 53, Jamesburg records | 1917-1972 | Ac. 2840 |
| Bildner Family Kings Super Markets records | 1917-2010 | MC 1409 |
| Elmer T. Hutchinson of New Jersey printers and publishers records | ca. 1920-1954 | MC 866 |
| William F. Augustine photograph collection | ca. 1920-ca. 1979 | Ac. 2765 |
| New Brunswick Rotary Club records | 1920-1964 | MC 787 |
| Temple Beth El records | 1920-1985 | MC 735 |
| Congregation Ahavath Achim B'nai Israel, Irvington records | 1920-1986 | MC 737 |
| League of Women Voters of New Jersey records | 1920-1991 | MC 1082 |
| American Chemical Society records--North Jersey section | 1920-2008 | MC 1408 |
| Orlie Pell papers | ca. 1920-1973 | Annex Collection #2860 |
| Congregation Knesseth Israel records | 1921-1987 | MC 736 |
| Carol E. and Robert B. Dokes papers | 1922-2000 | |
| Brendan T. Byrne papers | 1924-2008 | MC 1215 |
| Clifford Case papers | 1925-1982 | MC 656 |
| Charles H. Detwiller architectural papers | 1927-1983 | MC 1104 |
| I. Robert Kriendler collection | 1928-1965 | MC 908 |
| American Association of University Women (AAUW) records--NJ Division | 1928-1985 | Ac. 3231 |
| John Maurer papers | 1928-1987 | MC 832 |
| New Jersey Water Environment Association records | 1928-2011 | MC 855 |
| Lynd Ward papers | 1929-1937 | GA 10 |
| John DePol collection | 1930-2004 | GB 2 |
| Ben Shahn estate collection | 1931-1991 | GA 19 |
| New Jersey master plans | 1931-2004 | |
| Winifred Milius Lubell collection | 1933-2014 | GB 8 |
| Borough of Roosevelt historical collection | 1933-1996 | MC 1060 |
| Records of the Borough of Roosevelt | 1934-1994 | MC 1057 |
| Marian Stephenson Olden papers | 1934-1970 | MC 1086 |
| Bernard Bryson Shahn etchings | 1935-1990 | GA 12 |
| Dean Anderson Gallo congressional papers | 1935-1994 | MC 996 |
| National Maritime Union of America records | 1937-1977 | MC 718 |
| Valentin Kenner papers | 1937-1967 | MC 1011 |
| International Union of Electronic etc, Workers (IUE), president office records | 1938 (c)-1965 | MC 1197 |
| Archibald Stevens Alexander papers | 1939-1979 | MC 1190 |
| Congregation Adas Israel records | 1939-1986 | MC 738 |
| Rutgers University collection of children's literature | 1939-1991 | Ac. 3078 |
| Neal Ranauro photograph collection | ca. 1940-1980 | MC 919 |
| Miriam Schapiro archives on women artists (multiple collections) | ca. 1940-2016 | |
| E.H. Tepper Collection on World War II posters | 1940-1945 | GB1 |
| Sidney Margolius papers | 1940-1980 | MC 1308 |
| Miniature fine press and artists' book collection | 1940-2000 | GB 7A |
| Art Educators of New Jersey records | 1940-2016 | MC 877 |
| American Council of Voluntary Agencies for Foreign Service records | 1942-1984 | MC 655 |
| Harry Kantor papers | 1946-1981 | MC 1013 |
| Abram N. Spanel papers | 1946-1985 | MC 176 |
| Frances Manola collection | 1946-2014 | GA 13 |
| American Labor Party of the State of New York records | 1947-1956 | Ac. 2245 |
| Institute for World Order records | 1948-1982 | MC 1275 |
| Janet Hobhouse papers | 1948-1991 | MC 1111 |
| Charles R. Howell papers | 1949-1955 | MC 269 |
| Congress of Industrial Organisations (CIO) Industrial Union Councils, NJ records | 1950-1957 | Ac. 2440 |
| John Ross collection | 1950-2009 | GA 15 |
| New Jersey Academy of Science records | 1951-1979 | MC 1338 |
| Jerry Cunliffe theatrical papers | 1951-1985 | MC 901 |
| Siegfried Sassoon papers | 1952-1966 | MC 847 |
| Blanche Grambs papers | 1953-2004 | MC 1463 |
| Congregation Sharri Sholom, South Brunswick records | 1955-1979 | MC 1040 |
| Robert Ardrey papers (restricted) | 1955-1980 | MC 190 |
| Citizens Committee for Higher Education in NJ records | 1956-1971 | Ac. 2676 |
| Eone Harger papers | 1956-1982 | MC 1260 |
| Suellen Glashausser papers | 1956-2001 | MC 1260 |
| Transatlantic Review records | 1957-1982 | MC 1422 |
| Clare Romano collection | 1957-2012 | GA 14 |
| Al Blaustein collection | 1960-2011 | GB 10 |
| Edward J. Patten papers | 1963-1980 | MC 1042.1 |
| Shirley Chisholm papers | 1963-1994 | MC 1194 |
| Erma Angevine consumer papers | 1963-1998 | MC 122 |
| James J., Howard papers | 1965-1986 | MC 677 |
| Tom O'Horgan theatrical papers | 1965-1991 | MC 927 |
| Faith Ringgold papers | 1967-1999 | MC 1213 |
| Andrew Maguire papers | 1969-1983 | MC 670 |
| Frank L. Lautenberg papers | 1969-2013 | MC 1464 |
| Carol Hamoy papers | ca. 1970-2016 | MC 1459 |
| Frances Barboza-Clark papers | 1970-2002 | MC 1397 |
| Judith K. Brodsky papers | 1971-1993 | MC 1187 |
| Contemporary Women's Artists files | 1971-2015 | MC 1400 |
| Mary H. Dana Women Artists Series collection | 1971-2015 | MC 1403 |
| Women's Caucus for Art records | 1972-1986 | MC 883 |
| New Jersey Coalition for Fair Broadcasting records | 1973-1983 | MC 1341 |
| SIGNS: Journal of Women in Culture and Society records | 1974-1984 | MC 652 |
| Robert Heide theatrical papers | 1964-1986 | MC 917 |
| Pinelands Cultural Society records | 1974-1978 | MC 940 |
| Pacific/Asian Coalition of New Jersey Chapter records | 1974-2007 | MC 1419 |
| New Jersey Folk Festival records | 1974-2013 | MC 748 |
| Millicent Fenwick papers | 1975-1982 | MC 834 |
| World Hunger Year records | 1975-1984 | Ac. 3222 |
| Gloria Feman Orenstein collection on women artists | 1975-2012 | MC 1460 |
| James Florio congressional papers | 1975-1989 | MC 780 |
| Folk Project records | 1976-2005 | MC 1229 |
| New York Feminist Art Institute records | 1976-1990 | R-MC 892 |
| Somerset County Board of Realtors--Somerset County Multiple Listing Service records | 1976-1991 | MC 1420 |
| Heresies Collective records | 1977-1995 | MC 1041 |
| Philippine Nurses Association of America records | 1978-2012 | MC 1438 |
| New Jersey Pinelands Commission records | 1979-1989 | MC 783 |
| New Jersey Book Arts Archive | 1979-2003 | |
| Sisters in Crime records | 1979-2004 | MC 1105 |
| New Jersey Association of College Admission Counseling records | 1979-2006 | MC 1417 |
| Suellen Glashausser Artists' Books Collection | 1980-2000 | GA 16 |
| Bernard J. Dwyer papers | 1981-1992 | MC 906 |
| New Brunswick Music Scene Archive | 1981-present | NJ 004 |
| Monroe Berkowitz arbitration case files | 1984-1992 | MC 931 |
| Women's Project of New Jersey records | 1984-2004 | MC 833 |
| Guerrilla Girls posters | 1985-1994 | MC 1461 |
| New Democratic Coalition records | 1986-1991 | MC 952 |
| Heritage Quilt Project of New Jersey records | 1986-2004 | MC 1223 |
| Somerset County Cultural Diversity Committee records | 1994-2011 | MC 1420 |
| Feminist Art Project collection | 2005-2012 | MC 1456 |
| William Fernekes oral history collection re Clifford P. Case | 2005-2008 | MC 1436 |
| New Jersey regional zine collection | 2013-present | NJ 010 |
| Sinclair New Jersey beer collection | 2016-present | NJ 013 |
| New Jersey portrait collection | Undated | NJ 015 |
| Hymnals collection | Undated | Ac. 7527 |
