Matches in Library of Congress for { ?s ?p 1981.. }
- 81214463 created "1981.".
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- 81214672%2F%2Fr87 created "1981.".
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- 81214688%2F%2Fr92 created "1981.".
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- 81214703%2F%2Fr91 created "1981.".
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- 81214722%2F%2Fr912 created "1981.".
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- 81214803%2F%2Fr90 created "1981.".
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- 81214837%2F%2Fr98 created "1981.".
- 81214844 created "1981.".
- 81214848 created "1981.".
- 81214851 created "1981.".