1796 EL with SL IRELAND and Bishop replacement

1796 Entire Letter Dublin to London with manuscript "6" with a good straight-line IRELAND 45 x 6mm in pale red as per F/K 60, reverse showing the small Dublin cds type handstamp OC / ·5· / 96 (F/K 19) in black and with corresponding London arrival cds's (with inner ring) for October 9th and 10th.
This EL shows the replacement cds for the Dublin "Bishop" during its first year of use.