Matches in Library of Congress for { ?s ?p 1981.. }
- 81212912%2F%2Fr90 created "1981.".
- 81212916 created "1981.".
- 81212917%2F%2Fr92 created "1981.".
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- 81212919%2F%2Fr85 created "1981.".
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- 81212935 created "1981.".
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- 81212969%2F%2Fr84 created "1981.".
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- 81212980%2F%2Fr852 created "1981.".
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- 81212986 created "1981.".
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- 81213003%2F%2Fr902 created "1981.".
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- 81213005%2F%2Fr86 created "1981.".
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- 81213012%2F%2Fr87 created "1981.".
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- 81213021%2F%2Fr96 created "1981.".
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- 81213040%2F%2Fr91 created "1981.".
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- 81213142%2F%2Fr90 created "1981.".
- 81213148%2F%2Fr96 created "1981.".
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- 81213154%2F%2Fr913 created "1981.".
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- 81213161%2F%2Fr91 created "1981.".
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- 81213171%2F%2Fr872 created "1981.".
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- 81213178%2F%2Fr85 created "1981.".
- 81213184%2F%2Fr90 created "1981.".
- 81213189 created "1981.".
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- 81213202%2F%2Fr922 created "1981.".
- 81213203%2F%2Fr913 created "1981.".
- 81213212%2F%2Fr90 created "1981.".
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- 81213226 created "1981.".
- 81213230%2F%2Fr91 created "1981.".
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- 81213238%2F%2Fr88 created "1981.".
- 81213240%2F%2Fr923 created "1981.".
- 81213245 created "1981.".
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- 81213254 created "1981.".
- 81213267 created "1981.".
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- 81213269 created "1981.".
- 81213275 created "1981.".
- 81213277%2F%2Fr96 created "1981.".
- 81213281%2F%2Fr91 created "1981.".
- 81213285 created "1981.".
- 81213294 created "1981.".