Wait for our response before you return the item. Return time will be extended to 90 days from the date of the sale. The item "Momen US Stamps #518 Block of 4 Mint OG NH F/VF" is in sale since Wednesday, April 18, 2012. This item is in the category "Stamps\United States\Plate Blocks/Multiples". The seller is "momenstamps" and is located in Cary, North Carolina.This item can be shipped worldwide.