Cannon from Germany and France: a popular history of the Franco-German War (1884) published by Elihu Rich. Original from the… https://www.rawpixel.com/image/571661/german-battlefield-cannonFree Image from public domain licenseGun in the tower, recovered from the wreck. The Popular History of England (1856) by Charles Knight. Digitally enhanced by… https://www.rawpixel.com/image/573097/cannon-from-wreckFree Image from public domain licenseGun from The Conquest of the Moon: a Story of the Bayouda (1889) published by Pseud André Laurie. Original from the British… https://www.rawpixel.com/image/572489/vintage-gun-and-accessoriesFree Image from public domain licenseWheel-lock gun from Gately's World's Progress. A General History Of The Earth's Construction And Of The Advancement Of… https://www.rawpixel.com/image/573085/antique-wheel-lock-pistolFree Image from public domain licenseHammerless gun from London. A Complete Guide To The Leading Hotels, Places Of Amusement... Also A Directory... Of First… https://www.rawpixel.com/image/573168/antique-firearms-drawingFree Image from public domain licenseVintage Victorian style pistol engraving. Original from the British Library. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/556681/vintage-gun-illustrationFree Image from public domain license