Pierre Frédéric Lehnert (1811- post 1880) CAVALLI E CANE matita nera, pennello e inchiostro acquarellato su carta, mm 165x225 firmato "F. Lehnert" in basso a destra
TWO HORSES AND A DOG black chalk, brush and wash on paper, mm 165x225 signed lower right "F. Lehnert"