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At the same time he was the " de facto " curator of lepidoptery at Harvard University 's Museum of Comparative Zoology .
 Harvard University, Museum of Comparative Zoology
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Harvard University, Museum of Comparative Zoology