A form of prayer : To be used on Sunday the seventeenth instant, next after the general thanksgiving, in all churches and chapels within the cities of London and Westminster, and elsewhere within the bills of mortality, for returning thanks to almighty God, for the late glorious victory obtained by His Majesty at Dettingen, and for imploring the divine blessing for the preservation of His Majesty's sacred person, and upon the future progress of his arms. By order of the Lord justices.