Audiovisual collection (access restricted to Northwestern users only - login for access) comprises over 680 recordings which include politicans, poets, and other authors discussing their works.
Posters from the Herskovits Library (digitized) - on politics, health, religion, liberation struggles, art exhibitions, social issues, etc. Note that all posters (Digitized & non-digitized) can be found through a search in the catalog.
Useful General Resources
Herskovits Library SearchThis link opens in a new windowSearch for photographs, maps, posters, videos, books in African languages, archival materials, manuscripts, art objects, ephemeral materials and other artifacts.
https://libguides.northwestern.edu/nulasc
NUL Digital CollectionsThis link opens in a new windowNUL Digital Collections contains thousands of items from Northwestern University Libraries. While only a fraction of materials from the Libraries' collections are represented, the site is representative of the distinction and diversity of collections from the Northwestern Government and Geographic Information collection, Herskovits Library of African Studies, Music Library, McCormick Library of Special Collections and University Archives, and Transportation Library. The collections contain a wide range of media and include many primary sources covering many topics.
WorldCatThis link opens in a new windowThe world's most comprehensive catalog of library holdings, particularly (though not exclusively) from North American libraries, containing over 2,000,000,000 records from over 10,000 libraries.