Portland Public Library
Scientific recreations
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http://bibfra.me/vocab/lite/Topic
Label
Scientific recreations
Name
Scientific recreations
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Scientific recreations + Miscellanea + Popular works
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4
Scientific recreations -- Juvenile literature
Scientific recreations -- Handbooks, manuals, etc
Scientific recreations -- Miscellanea
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1
Scientific recreations + Miscellanea + Popular works
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