Gallerie des Modes et Costumes Français, 1781, oo 218 : Coeffure Nouvelle le devant (...) (1781) by Pierre Adrien Le Beau… https://www.rawpixel.com/image/13767420/image-paper-face-frameFree Image from public domain licenseVariations of the pressure of feet on the ground and movements of the head, whilst running . Chart by Etienne-Jules Marey. https://www.rawpixel.com/image/14016675/image-paper-frame-artFree Image from public domain license