This is the 14-inch vintage Betsy McCall doll by American Character. Betsy McCall is a hard plastic doll, jointed at neck, shoulders and hips. The head is vinyl. She is a strung doll (held together with elastic cord or rubber bands.)
Betsy McCall was a magazine character that appeared in McCall's magazine. Every month there were stories, activities and paper dolls for little girls. Several doll companies produced Betsy McCall dolls, including Uneeda and American Character.