Benjamin Thompson
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Competition:
Important person
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Photo author:
Autor: Not specified[1][2] – http://www.sil.si.edu/imagegalaxy/imagegalaxy_imageDetail.cfm?id_image=3087http://www.sil.si.edu/digitalcollections/hst/scientific-identity/CF/by_name_display_results.cfm?scientist=Rumford,%20Benjamin%20Thompson,%20Count(Higher resolution), Volné dílo, https://commons.wikimedia.org/w/index.php?curid=90660
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