French school of the 19th century

French school of the 19th century.
"Academies".
Charcoal on paper (x4) .
One of the papers is painted on both sides, being five drawings in total.
Presents stamp of the Atelier Petrus Cornellius.
Measurements: 59,5 x 35 cm (x4); 76 x 51 cm (x4).
Lot consists of four works that have academic drawings of nudes. One of the pieces has drawings on the back and reverse. Peter Cornelius (1913-1970) was a German photographer and photojournalist. After World War II, he began his career with reportage, landscape and sailing photography in his hometown of Kiel. From the mid-1950s, he specialized in color photography, becoming one of the first color photographers in Germany. In 1960, he became known to the general public thanks to the special exhibition Magie der Farbe (Magic of Color) during the Photokina in Cologne. His best known work is a collection of color photographs of Paris from 1961.