Célestin François NANTEUIL (1813-1873). - Rocks at low tide. Charcoal drawing on blue paper signed in the lower left corner. Height : 18 cm. 18 cm - Width : 26,5 cm (at sight) - Rocky escarpments. Drawing in graphite and white chalk, signed, located Royat and dated lower right. Height : 26 cm. 26 cm - Width : 14,5 cm (at sight). - The Calvary. Graphite and white chalk on blue paper signed with the artist's stamp at the bottom left. Height : 14 cm 14 cm - Width : 19 cm