Matches in Library of Congress for { ?s ?p 1981.. }
- 81001894 created "1981.".
- 81001899%2F%2Fr902 created "1981.".
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- 81001977%2FMN%2Fr902 created "1981.".
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- 81001986%2F%2Fr88 created "1981.".
- 81001992%2F%2Fr853 created "1981.".
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- 81002010%2F%2Fr82 created "1981.".
- 81002012%2F%2Fr85 created "1981.".
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- 81002029%2F%2Fr862 created "1981.".
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- 81002039%2F%2Fr86 created "1981.".
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- 81002044%2F%2Fr86 created "1981.".
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- 81002049%2F%2Fr90 created "1981.".
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- 81002055%2F%2Fr83 created "1981.".
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- 81002074%2FMN%2Fr86 created "1981.".
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- 81002119%2F%2Fr93 created "1981.".
- 81002120%2F%2Fr85 created "1981.".
- 81002130%2F%2Fr82 created "1981.".
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- 81002164%2F%2Fr973 created "1981.".
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- 81002191%2F%2Fr854 created "1981.".
- 81002192 created "1981.".
- 81002193%2F%2Fr883 created "1981.".
- 81002196 created "1981.".
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- 81002213%2F%2Fr85 created "1981.".
- 81002214 created "1981.".
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- 81002226%2F%2Fr89 created "1981.".
- 81002237%2F%2Fr862 created "1981.".