Original Hand-colored Copper Engraving of a Semiphore Visual Telegraph tower (designed by Claude Chappe) on top of the Louvre in Paris. Text in German. Single page dated approximately 1802 from Friedrich Justin Bertuch's Bilderbuch fur Kinder or Children's Picture Book. Text on top of engraving: Verm Gegenst XLI. Miscelanea XLI. Melangas. XLI. Signed in bottom right hand corner by the engraver Jacob Xaver Schmuzer. Measures 10" x 8". Printed on rag paper. Discolored, a few spots, else Fair. Suitable for framing.