Auction # 2432 WORLDWIDE + ARGENTINA: Special August auction

GJ.838b + 838c, 1939 1.50P. Fonopost, block of 4 including the varieties "Period and comma between the P and E of PESOS" (position 90) and "Retouch at bottom left" (position 100), 2 stamps with tiny and almost invisible hinge mark and 2 MNH (+100%), excellent quality, rare!