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| 1919–1921 | 1921–1927 | 1927–1957 | 1957–1960 | 1960–1970 |
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| 1970–1982 | 1982–1993 | 1993–1999 | 1999–2007 | |
Harcourt, Brace & Howe[]
1919–1921[]
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SVG NEEDED |
Harcourt, Brace & Company (first era)[]
1921–1927[]
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SVG NEEDED |
1927–1957[]
1957–1960[]
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Harcourt, Brace & World[]
1960–1970[]
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Harcourt Brace Jovanovich[]
1970–1982[]
1982–1993[]
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SVG NEEDED |
Harcourt, Brace & Company (second era)[]
1993–1999[]
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Harcourt[]
1999–2007[]
Harcourt was merged with Houghton Mifflin in 2007.
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Harcourt |
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| Current assets Banijay Group (19.21%) | Dailymotion | Havas | Lagardère (60%) | Prisma Media | Gruppo TIM (23.94%) | Gameloft Former/defunct assets:  |