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HEAD OF ZEUS
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HEADLINE
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HEATHER LOASE
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HEAVY METAL
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HELVETIQ
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HENRY HOLT
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HENRY MCCAUSLAND
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Henry Widdicombe
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HERB LESTER ASSOCIATES
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HERMES
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HERMES PRESS
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HERO INITIATIVE
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HEXAGON
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HI BRED
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HI-BRED
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HIBERNIA
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HIGHWATER PRESS
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HILL & WANG
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HIPPO PARK
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HIRMER
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HMH
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HOBIE SMITH
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HODDER
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HODDER & STOUGHTON
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HODDER CHILDRENS
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HOFFMAN INTERNATIONAL
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HOLIDAY HOUSE
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HOLLOW PRESS
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HOLLY CASIO
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HONEST PUBLISHING
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HOO-HAH PRESS
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HOOCHIE
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HORROR HOUND
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HOT MOON PRESSS
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HOTEL FRED PRESS
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HOUGHTON MIFFLIN
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HOUGHTON MIFFLIN HARCOURT
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HOURGLASS
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HOUSE OF DISASTER
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HOUSE OF HATCH
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HUMANOIDS
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HURRIKAN PRESS
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HUTCHINSON
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HYPA
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HYPE
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HYPERION
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I LOVE MEL
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IAIN JENKINS
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ICON
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ID