Stock Photo: Historical engraving, portrait with autograph of Karl Konrad Friedrich Wilhelm Lachmann, 1793_1851, German classical scholar and Germanic medievalist, lecturer and professor at the University of Berlin, 19th century, from Bildatlas zur Geschichte der Deut. Historical engraving, portrait with autograph of Karl Konrad Friedrich Wilhelm Lachmann, 1793_1851, German classical scholar and Germanic medievalist, lecturer and professor at the University of Berlin, 19th century, from Bildatlas zur Geschic