An act for keeping and celebrating the twenty third of October as an anniversary thanksgiving in the kingdom of Ireland. : Together with a form of divine service, to be used there on the same day. : These are to give notice, that the Protestants of Ireland, at present in and about the city of London, intend to meet (at the Church of St. Mary le Bow) upon Wednesday the twenty third day of this instant October, at ten of the clock in the morning, in pursuance of an act of Parliament in that kingdom, to give thanks to almighty God for the deliverance from the bloody massacre and rebellion begun by the Irish Papists the twenty third day of October, 1641.