Auction #1942 WORLDWIDE + ARGENTINA: General October auction

Sc.B47 + 47a, 1915 War aid 50f., corner block of 6, one with ERROR: face value "35" instead of "50", unmounted, excellent quality, very rare! Some perforations on the sheet margin are separated, insignificant detail. This is a very fresh block of great beauty, with impeccable gum perfect as the day it was printed!