- Anderson University & Church of God Archives1
- Andover-Harvard Theological Library3
- Antique Wireless Museum2
- Archival Research Center: Rare Books and Manuscripts, University of Southern California4
- Archives & Special Collections, University of Louisville5
- Archives Of American Art7
- Archives and Special Collections4
- Archives and Special Collections, Buffalo State College3
- Archives and Special Collections, Williams College1
- Archives of African American Music and Culture20
- Archives of Iowa Broadcasting, Wartburg College1
- Archives of Traditional Music2
- Archives, 420 Mudd Center1
- Archives/Library1
- Archives Service Center, University of Pittsburgh14
- Arizona Historical Society/Southern Division, Library & Archives5
- Arizona State University Special Collections, Charles Hayden Library2
- Arnold Bernhard Library1
- Arthur Friedheim Library1
- Arts Library, Special Collections, University of California at Los Angeles (UCLA)52