A lithograph illustration of a ship and interiors by Peter Duval. Original from Library of Congress. Digitally enhanced by… https://www.rawpixel.com/image/429748/free-illustration-image-nautical-ship-sailingFree Image from public domain licenseAntique illustration of gadgets and weaponry of the Mamelucchi army (1808) by Vivant Denon (1747-1825). Original from New… https://www.rawpixel.com/image/323091/free-illustration-image-weapon-gear-warFree Image from public domain license