Proof Block of Four 1a. indigo and red, block of four, each stamp with trial overprint in red without the stop, with part original gum; scarce | Christie's

Lot 261

261

Proof Block of Four 1a. indigo and red, block of four, each stamp with trial overprint in red without the stop, with part original gum; scarce

Details

Proof Block of Four 1a. indigo and red, block of four, each stamp with trial overprint in red without the stop, with part original gum; scarce