File:Heike Kamerlingh Onnes - 05 - Heike Kamerlingh Onnes sitting on a chair at the age of 17.png
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Heike_Kamerlingh_Onnes_-_05_-_Heike_Kamerlingh_Onnes_sitting_on_a_chair_at_the_age_of_17.png (200 × 255 pixels, file size: 37 KB, MIME type: image/png)