"Mildred Keith" by Martha Finley is a children's novel series written between 1876 and 1894. Following the eldest daughter of the Keith family, the story chronicles Mildred's journey from adolescence to motherhood as her family settles on the Indiana frontier in the 1830s. Through illness, romance, and family trials, Mildred navigates faith-based decisions about love and duty. The series spans decades of American history, encompassing frontier life, the Civil War, and the evolving lives of multiple generations across the Keith and Landreth families. (This is an automatically generated summary.)