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Medium
- annotated bibliographies8
- instructional materials[remove]8
- black-and-white photographs5
- interviews3
- oral histories (literary works)3
- sound recordings3
- teaching guides3
- lesson plans2
- timelines (chronologies)2
- articles1
- correspondence1
- learning modules1
- maps1
- newsletters1
- photographs1
- records1
- reports1
- slide shows1
- texts (document genres)1
- unedited footage1