Belfast Banking Company Limited, watermarked papers as used on all £1 notes issued between 1922 an 1940, and also papers (2) as used on all £5, notes issued between 1923 and 1966, glued into blue card frames, ink annotations on paper, as produced, rare (3 papers)
PMI BB 61-71 for types £150-£200

Provenance: These items are directly from the Portals Paper Archive