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From his " Beilagen für die Jugend " grew seventy portly volumes of the " Reisebilder " , while twenty-one booklets , " Aus fernen Landen " owe their origin to the same source ; those consisted of edifying illustrated stories for the young .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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