The stamps are in fine mint condition with great perforations and very good centering. Four stamps and the bottom margin are in mint, unhinged condition. Two stamps (top left and right) are in mint very, very lightly hinged condition (at the side, near the top). The back of the stamps have very clean, smooth white gum, no toning spots or other faults. Two mere traces of cleanly removed small hinges only.
The item "1931 6d Brown Kingsford Smith Airmail overprint OS, Imprint Block of 6, MNH/MVLH" is in sale since Sunday, October 4, 2020. This item is in the category "Stamps\Australia\By Type\Pre-Decimal\Blocks, Sets, Sheets".The seller is "watrun262" and is located in Barden Ridge. This item can be shipped worldwide.