Anton van hi-res stock photography and images - Alamy
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Antoni van Leeuwenhoek (1632 – 1723) - Didusch Museum
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File:Antoni van Leeuwenhoek (par Smith).jpg - Wikimedia Commons
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Steun de Antoni van Leeuwenhoek Foundation
File:The select works of Antony Van Leeuwenhoek, containing his microscopical discoveries in many of the works of nature Fleuron T111069-22.png - Wikimedia Commons