Auction #1804- WORLDWIDE + ARGENTINA: First general auction of the year

Sc.64/67, 1920 the first values of the set (several examples of each value), some with VARIETIES: Sc.65a (double overprint), Sc.66 with "O" of "O.M.F." defective or almost missing, and Sc.67 block of 4, one example without ovpt. + 2 pairs with "O" of "O.M.F." incomplete or missing, mint without gum, VF and interesting, low start!