(x) Banque Nationale de Belgique, a hand-executed essay for a proposed banknote issue with portrait of Scaldis at left, also three separate vignettes of Scaldis, pencil date on one '29.9.44' and lastly a photographic essay for 50 francs, 1944 with Scaldis at left,a unique group (5).
Estimate: £400 - £500