Lot
255 
France, 1854, Napoleon III imperforate, 20c blue on bluish, type I, rare margin single showing "Filet D' Encadrement", ample to mostly large margins around, tied by lozenge cancel on cover with "Amiens, 14 Mars, 55" origin cds, Extremely Fine; with 2014 Roumet certificate. Scott Nos. 15. Maury Nos. 14 I €1,000 ($1,380).