Lot no. 766

5 m., 10 perforated color proofs mounted on 2 sheets of paper, dated 24th resp. 25th May 1927, 3 values crossed by pencil, the other 7 with corrected value entered in ink beside each stamp for the final value chosen for these colors; a remarkable and unique ensemble, pictured in Bale catalogue page 230 (Bale T257-263)