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Houghton Mifflin Harcourt

Houghton Mifflin Harcourt

Houghton Mifflin Harcourt is a Boston-based company founded in 1832 by Henry Oscar Houghton.

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All edits by  Vera Pavlenko 

Edits on 4 May, 2022
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Vera Pavlenko
edited on 4 May, 2022
Edits made to:
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Vera Pavlenko profile picture
Vera Pavlenko
edited on 4 May, 2022
Edits made to:
Categories (+1 topics)
Vera Pavlenko profile picture
Vera Pavlenko
edited on 4 May, 2022
Edits made to:
Categories (+1 topics)

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