Matches in Library of Congress for { ?s ?p 1981.. }
- 81069900 created "1981.".
- 81069904 created "1981.".
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- 81070719%2F%2Fr92 created "1981.".
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- 81071693%2F%2Fr91 created "1981.".
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- 81080136%2F%2Fr88 created "1981.".
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- 81080185%2F%2Fr96 created "1981.".
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- 81080191 created "1981.".
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- 81080206%2F%2Fr92 created "1981.".
- 81080216 created "1981.".
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- 81080340 created "1981.".
- 81080341 created "1981.".
- 81080343 created "1981.".
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- 81080376 created "1981.".
- 81080378 created "1981.".
- 81080392 created "1981.".
- 81080406 created "1981.".
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- 81080460 created "1981.".