Conquest of Palembang, Sumatra in Indonesia, by Lieutenant-General De Kock, June 24, 1821 (1857) by Louis Meijer https://www.rawpixel.com/image/13744408/image-person-art-skyFree Image from public domain licenseGezigt der batterijen voor Palembang na der Verwinning smiddags - 12u. op den 24. July 1821 (1828) by Nicolas Cammillieri https://www.rawpixel.com/image/13789432/image-paper-art-skyFree Image from public domain licenseKaart van de rivier bij Palembang, 1821 (1821) by anonymous and Christiaan Andersen Spin https://www.rawpixel.com/image/13782849/image-background-paper-oceanFree Image from public domain license