Collection
- Black Studio Inc. Records, 1960-19871
- Business And Professional Women's Clubs of New York State Inc. (BPWNYS) Records, 1921-20041
- Business and Professional Women's Clubs of Schenectady, New York Records, 1927-2011, Undated1
- Capital Area Archivists of New York Records, 1982-20061
- Capital Area Council of Churches Records, 1941-20021
- Capital Area School Development Association (CASDA) Records, 1949-19911
- Capital District Coalition Against Apartheid and Racism Records, 1981-19951
- Capital District Regional Planning Commission Records, 1934-20131
- Capital Region Planning Collection, 1949-20081
- Citizen Action of New York Records, 1983-20081
- Citizens Budget Commission Records, 1931-19991
- Citizens' Environmental Coalition Records, 1973-20051
- City of Newburgh Urban Renewal Collection, 1935-20001
- Civil Service Employees Association, Inc. (CSEA), American Federation of State, County, and Municipal Employees (AFSCME) Local 1000 Records, 1918-20151
- Committee For Progressive Legislation Records, 1950-19931
- Communications Workers of America Education Division Local 1104 Records, 1969-2001 (bulk 1983-1999)1
- Communications Workers of America Operators Division Local 1104 Records, 1949-2001, bulk 1980-19951
- Concerned Citizens Against Crossgates Records, 1979-19841
- Conservative Party Of New York State Records, 1960-20191
- Council 82, Security and Law Enforcement Employees, American Federation of State, County, Municipal Employees Records, 1966-19891