Niels Steensen (da) - Nicholas Steno  (1638 - 1686) var en pioner både indenfor anatomi og geologi. - Danish Scientist <br> A <a href="//commons.wikimedia.org/wiki/File:Niels_stensen.png" title="File:Niels stensen.png">PNG version of this image with a transparent background</a> is available.
J. P. Trap 1868
Image from/fra J. P. Trap: berømte danske mænd og kvinder, 1868; obviously an idealised copy of <a href="//commons.wikimedia.org/wiki/File:Stensen_Schwerin.jpg" title="File:Stensen Schwerin.jpg">this</a> original. The original portrait was painted around the time Steno died in the German city Schwerin.