Lot 51092 – 1925 (Jan 26) Irish Acceptance for RAF « Desert Airmail Service » London-Cairo-Baghdad, cover from Dublin and forwarded to Sudan

1925 (Jan 26) Irish Acceptance for RAF « Desert Airmail Service » London-Cairo-Baghdad, cover from Dublin and forwarded to Sudan from Cairo, franked with Harrison Coil 1 1/2d pair and 2d strip of three, both showing an example of the « long 1 in 1922 » variety, reverse with despatch, London, Shella Halfa TPO and Khartoum ds, fine and scarce varieties on cover