Design for an altar with the Virgin Mary holding the Christ Child

French School, 19th Century Design for an altar with the Virgin Mary holding the Christ Child and Italian School, Design for a portico with a walled garden and palazzo beyond pencil, pen and black ink, watercolor (i); black chalk, pen and brown ink, watercolor (ii) 12 3/8 x 6½ in. (31.2 x 16.6 cm.) (i); 20 5/8 x 17 3/8 in. (52.6 x 44 cm.) (ii) 2