General "Chinese" Gordon, Murdered by the Followers of the Mahdi at Khartoum https://www.rawpixel.com/image/14260493/general-chinese-gordon-murdered-the-followers-the-mahdi-khartoumFree Image from public domain licenseMetemma, Ethiopia: soldiers treating a trooper with severe sunstroke. Watercolour by W.S. Paget, 1898, after W.T. Maud. https://www.rawpixel.com/image/14021366/image-horse-plant-personFree Image from public domain licenseSir Gerald Graham directing the hoisting of patients on board a hospital ship, Sudan. Wood engraving by J.N., 1885. https://www.rawpixel.com/image/14003929/image-person-airplane-artFree Image from public domain licenseSudan: fighting, medical and social activity. Wood engraving and process print by J.F.W. after M. Prior and W.S. Perry. https://www.rawpixel.com/image/13975276/image-horse-cartoon-personFree Image from public domain licenseThe Gordon Memorial College, Khartoum, Sudan: laying of the foudation stone. Process print after a wood engraving. https://www.rawpixel.com/image/14012871/image-cartoon-person-artFree Image from public domain license