Auction # 2446 ARGENTINA: Special December auction

GJ.276a, 1935/7 30c. Wool (sheep) with "M.G." overprint, used vertical strip of 3, the bottom stamp with normal ovpt., the central one only has an "M", and the top one with the ovpt. omitted, very fine quality, extremely rare and possibly unique! NOTE: The catalog value of the variety GJ.276a is wrong and it will be corrected in the next edition