A letter of love to the young-convinced [electronic resource] : of that blessed everlasting way of truth and righteousness, now testified unto by the people of the Lord (called Quakers) of what sex, age and ranck soever, in the nations of England, Ireland and Scotland, with the isles abroad, but more particularly those of that great city of London : spiritual refreshments, holy courage and perfect victory from God the Father, and the Lord Jesus Christ, amen.