A sermon preached in the Parish-Church of Christ-Church, London, on Thursday May the 7th, 1778 : Being the time of the yearly meeting of the children educated in the charity-schools, in and about the cities of London and Westminster. By the Reverend Anthony Hamilton, D.D. archdeacon of Colchester, and chaplain in Ordinary to His Majesty. Published at the request of the Society for Promoting Christian Knowledge, and the trustees of the several schools. To which is annexed, an account of the Society for Promoting Christian Knowledge.