Biographies of saints for children, first published in 1917. According to Wikipedia: "The Religious Society of Friends, commonly known as the Quakers, was founded in England in the 17th century as a Christian religious denomination by people who were dissatisfied with the existing denominations and sects of Christianity. Historians generally credit George Fox with being the principal co-founder or most important early figure.[1] The Society of Friends is counted among the historic peace churches. Society members are known as Quakers or Friends."