unused Block of Four  $4 blue and $5 red in lower left, double plate number blocks of four, mounted in the margin only. Rare and desirable positional blocks. Chan PUN1-2. Lionel Prescott Collection. Photo
1944-46 Third London Print
unused Block of Four $4 blue and $5 red in lower left, double plate number blocks of four, mounted in the margin only. Rare and desirable positional blocks. Chan PUN1-2. Lionel Prescott Collection. Photo

Details
unused Block of Four $4 blue and $5 red in lower left, double plate number blocks of four, mounted in the margin only. Rare and desirable positional blocks. Chan PUN1-2. Lionel Prescott Collection. Photo