Matches in Library of Congress for { ?s ?p 1981.. }
- 81214856 created "1981.".
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- 81214957%2F%2Fr91 created "1981.".
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- 81215026%2F%2Fr912 created "1981.".
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- 81215082%2F%2Fr97 created "1981.".
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- 81215119%2F%2Fr96 created "1981.".
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- 81215133%2F%2Fr91 created "1981.".
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- 81215191%2F%2Fr943 created "1981.".
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- 81215206%2F%2Fr912 created "1981.".
- 81215212%2F%2Fr88 created "1981.".
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- 81215228 created "1981.".