Auction 333-341 Europe & Overseas - Day 6

1850: 6 cs. black, group of 31 examples reconstructed with BAEZA datestamps covering each day of January 1850 (1st to 31st), mounted neatly on an album page, mixed condition although almost half have four margin; the 1 Jan 1850 stamp is four margins and comes with a certificate as does the group; an extraordinary assembly and extremly rare. Cert. F. Graus (1998 and 2011).