- Abraham Anson papers, 1939/20052
- Adams T. Rice papers, 1922/19608
- Alexander Haight family collection, 1764/19765
- Alexander Haight family collection, 1764/19779
- American Political Items Collectors collection5
- American Political Items Collectors collection, 1895/19881
- American Public Transportation Association records, 1898/1999175
- American Theatre Association records1
- American voyage photograph albums, 1904/19391
- Antisemitic American Nazi propaganda newsletters and photos, 1934/19401
- Armistead L. Boothe collection, 1920/19832
- Arnold Goldman Living Newspaper collection, 1931/19738
- Arnold Sundgaard papers, 1925/198863
- Arthur E. Scott photograph collection87
- Arthur E. Scott photograph collection, 1910/197688