Matches in Library of Congress for { ?s ?p 1981.. }
- 81174758%2F%2Fr96 created "1981.".
- 81174759%2F%2Fr92 created "1981.".
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- 81174831%2F%2Fr93 created "1981.".
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- 81175008%2F%2Fr83 created "1981.".
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- 81175021%2F%2Fr92 created "1981.".
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- 81175025%2F%2Fr91 created "1981.".
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- 81175033%2F%2Fr86 created "1981.".
- 81175037 created "1981.".
- 81175040 created "1981.".
- 81175042 created "1981.".
- 81175043%2F%2Fr94 created "1981.".
- 81175051%2F%2Fr94 created "1981.".
- 81175052 created "1981.".
- 81175055 created "1981.".
- 81175057 created "1981.".
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- 81175059 created "1981.".
- 81175069 created "1981.".
- 81175074%2F%2Fr872 created "1981.".
- 81175075 created "1981.".
- 81175077 created "1981.".
- 81175083 created "1981.".
- 81175087 created "1981.".
- 81175092 created "1981.".
- 81175095 created "1981.".
- 81175099%2F%2Fr94 created "1981.".
- 81175100 created "1981.".
- 81175102 created "1981.".