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Teacher telling about Black History Month
Book check mark. Vector 3d symbol, isometric, color web icons, new flat style. Creative design idea, concept for infographics.
Mount Rushmore National Memorial, in the Black Hills of South Dakota, USA
Student search bookshelf for books in library for education, knowledge and learning about history, philosophy and language study. Happy woman with book for reading, studying and project research
Archaeological pre-historic human cliff paint over 4000 years ago, Nakhonratchasima, Thailand.

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