US Cover #611 Harding Imperf 2 Blocks of 4 Very Rare See Description Below
Very RARE 2 Blocks of 4 on Registered Cover - US Patent Office, Washington DC to Bavaria, Germany. Powered by SixBit's eCommerce Solution. This item is in the category "Stamps\United States\Covers\Other US Stamp Covers". The seller is "crossfirestamps" and is located in this country: US. This item can be shipped worldwide.