""The Marthas: Or The Varieties Of Female Piety"" is a book written by Robert Philip in 1836. The book explores the different types of piety exhibited by women, particularly those who are referred to as ""Marthas"" in reference to the biblical character Martha. The author examines the various ways in which women express their devotion to God, including through domestic duties, charitable acts, and religious study. The book also discusses the challenges...