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Oxford English Dictionary
A guide for researchers in any discipline to the meaning, history and usage of over 500,000 words and phrases across the English-speaking world.
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Oxford Reference
The biggest, most authoritative reference work in the world.
Oxford Dictionary of National Biography
Over 63,000 biographies, 75 million words, 12,000 portraits of significant, influential or notorious figures in British history
Who's Who
Over 32,500 autobiographical entries of noteworthy and influential people who impact British life.