Mary, Queen of Scots's Sundial, in the garden of Holyrood Palace by T. Levens https://www.rawpixel.com/image/9185770/image-holyrood-cake-drawings-and-prints-1822Free Image from public domain licenseAn amputated leg in a tourniquet supported by a piece of wood that covers the end of the stump. Engraving by J. Beugo. https://www.rawpixel.com/image/13967051/image-paper-person-artFree Image from public domain licenseAdam Ferguson. Line engraving by J. Beugo after Sir J. Reynolds. https://www.rawpixel.com/image/13992034/adam-ferguson-line-engraving-beugo-after-sir-reynoldsFree Image from public domain licenseJohn Gregory. Stipple engraving by J. Beugo, 1787, after F. Cotes, 1764. https://www.rawpixel.com/image/13973754/john-gregory-stipple-engraving-beugo-1787-after-cotes-1764Free Image from public domain license