![](http://www.rhinoresourcecenter.com/style_images/1/cat_arrow.gif) | Hoppenstok, H.B., 1816. Album with drawings of animals, including a one-horned rhinoceros and a double-horned rhinoceros. Preserved in the Royal Institute of Linguistics and Anthropology, Leiden (KITLV), https://digitalcollections.universiteitleiden.nl/view/item/855936?solr_nav%5Bid%5D=4738a4a8057f72e51197&solr_nav%5Bpage%5D=0&solr_nav%5Boffset%5D=0
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