Oil painting signed Giles, Scottish

Oil on canvas signed E. de St. Giles (Scotland, 19th century). Depiction of a girl mending or fitting a younger girl's dress or apron. Signed upper right. Inscribed on back "Painted by St. Giles" and "Wemyss". By oral history, obtained directly from the artist and descended in the Wemyss family of Fairvue Plantation, Nashville, Tennessee. Probably original giltwood/composition frame. Old patches to back of canvas at upper middle area of background and lower right corner, some inpainting/restoration at the location of patches. Scattered small areas of loss/flaking to paint and frame. 31 1/2" x 24 1/2" canvas; 41" x 33 5/8" frame. Mid to late 19th century.