- Trading posts--Canada27
- Trading posts--North America27
- African American civic leaders21
- African American social workers21
- Civic leaders--United States21
- Civil Rights movements--United States--20th Century21
- Social workers--United States21
- Authors, American--20th century18
- LGBTQ resource17
- Authors--United States--20th century14
- African American authors--20th century--Archives12
- Poets, American--20th century12
- Authors, Russian--20th century--Archives 11
- Nobel Prize winners11
- Poets, American--20th century--Archives11
- Poets, Russian--20th century11
- Translators11
- Authors and publishers--United States8
- Modernism (Art)8
- Painters--United States--20th Century--Archives8