Varieties

Quality: ✉

1863 N° 11 "20c. blue", on letter without contents, with private proofing, sent from P.24-Bruxelles (10-bars), dated 16 February 1863 to Ghent, stamp was only put into use dated 11 April 1863, only a few copies known, certificate Michaux, dated 15.04.2005, vf - see photo cover