Prussia, flag Small 320×289 Medium 640×578 Large 1024×925 Download Tiff Original 1534×1386 | (2.0 MB) Description Flag of Prussia, 1881 Keywords Flag of Prussia, flags of the world Galleries World Flags, Black and White Source: W. H. De Puy The People's Cyclopedia (New York: Phillips & Hunt: 1881) 1:725