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- photographs[remove]18
- instructional materials8
- black-and-white photographs4
- sound recordings4
- teaching guides4
- articles3
- documentaries and factual works3
- oral histories (literary works)3
- writings3
- correspondence2
- legislative acts2
- letters (correspondence)2
- newspaper clippings2
- personal papers2
- posters2
- speeches2
- timelines (chronologies)2
- transcripts2
- broadsides (notices)1
- editorial cartoons1