Albert Robida's Electric War Machine on the Thames, La Vie Électrique 1890s

A mechanized artillery platform — a steam-powered or electrically driven war engine mounted on a floating barge — aims its enormous cannon toward a fog-shrouded futuristic London skyline, its spires and towers looming through atmospheric haze. Soldiers and operators cluster around the weapon on the waterway foreground. Robida's dense cross-hatching and stippling technique captures an eerie twilight battlefield vision, blending Victorian technological anxiety with prophetic speculation about industrialized warfare and electric-age weaponry.