England & Ireland. Letters between the two countries can be sent unpaid

It having been always the Custom when any Letters are sent from any Part of England or Ireland, to go first to London or Dublin, and afterwards to some other Part of England, or Ireland, to receive the Postage of the said Letters to London, and Dublin, at the Country Stages where the said Letters are first delivered, and also the Postage to Dublin for all Letters written at London to go to Dublin, and afterwards to any other Part of Ireland, and the Postage to Dublin for all Letters written in any Part of Ireland which are to come for England; These are to give Notice, That all Postmasters whatsoever, both of England, and Ireland, are ordered not to demand the abovementioned Postage any more; And also all Letter Receivers in and about London, and all Officers at the General Post-Office in London, have the same Directions given them.