Latvijas Bank, watermarked papers for 10 Latu, 1933-34, 10 and 20 Latu, 1935-40, 500 Latu, 1929 and 50 Latu, 1934, all glued into individual blue card frames, ink annotations on paper, as produced, very rare (5 papers)
BNB B115, B118, B119, B207, B208, Pick 25a, 29, 30, 19, 20 £300-£400

These items are directly from the Portals Paper Archive