English: A cropped photograph of theoretical physicist Frank Clark Hoyt in Chicago, taken from the original by Friedrich Hund in Chicago in 1929 from File:Hund,Friedrich 1929 Chicago.jpg
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A crop from an original photograph by Gerhard Hund already on Wikimedia Commons, File:Hund,Friedrich 1929 Chicago.jpg
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Uploaded a work by Gerhard Hund from A crop from an original photograph by Gerhard Hund already on Wikimedia Commons, File:Hund,Friedrich 1929 Chicago.jpg with UploadWizard